The table below lists issues addressed in Mastercam 2026 and its updates. Use the controls below to search within the table or to sort it by column header.

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Number Release Category Description Date
R-41180 PB 4 CAD In Transform (Translate), associated toolpaths are not moved but still show as clean. 4/28/2025
R-41700 PB 4 Milling Toolpaths Make changes to Deburr 5-axis to differentiate it from Deburr 3-axis. 4/28/2025
R-41608 PB 4 Milling Toolpaths In Chamfer Drill, holes are dropped on regeneration in Mastercam 2025 and 2026. 4/28/2025
R-41579 PB 4 Milling Toolpaths In Hole making selection, inconsistent window selection behavior in 2026. 4/28/2025
R-41578 PB 4 Milling Toolpaths In Drill, hole direction flips on some holes when selected. 4/28/2025
R-41577 PB 4 Milling Toolpaths In hole making with voids, there are selection and hole segments issues. 4/28/2025
R-41576 PB 4 Milling Toolpaths In Stock Model, remove pathType5 usage for port back to 2026. 4/28/2025
R-41449 PB 4 Milling Toolpaths In Safety Zone, the graphical preview moves every time you edit the operation. 4/28/2025
R-41425 PB 4 Milling Toolpaths Barrel tool cuts too deep when cut length is more than the barrel. 4/28/2025
R-41417 PB 4 Milling Toolpaths 2D Area Mill loses its leads if regenerated with a Model Chamfer toolpath. 4/28/2025
R-41416 PB 4 Milling Toolpaths 2D Dynamic and Area finish passes do not output spring passes with multiple regions. 4/28/2025
R-41415 PB 4 Milling Toolpaths Circle mill spring passes are not output if Start at center is off. 4/28/2025
R-41357 PB4 Milling Toolpaths With Deburr 3-axis and Mill-Turn, linking the T-Plane is not working correctly. 4/28/2025
R-41273 PB4 Milling Toolpaths In hole making, multiple hole-selection issues. 4/28/2025
R-41210 PB4 Milling Toolpaths Allow tapered holes checkbox doesn't work well with window selection. 4/28/2025
R-41209 PB 4 Milling Toolpaths With Safety Zone, a bad path results when the tool axes of multiple holes are aligned with each other. 4/28/2025
R-41208 PB 4 Milling Toolpaths With saving defaults, Mastercam crashes after a sequence of add and delete. 4/28/2025
R-41183 PB 4 Milling Toolpaths In Unified Multiaxis, Mastercam crashes when you view the Angle Range page. 4/28/2025
R-41159 PB 4 Milling Toolpaths Regenerating a Swept 2D toolpath in 2025 causes the toolpath to offset drastically. 4/28/2025
R-40973 PB 4 Licensing Mastercam 2025 Update 5 launcher and shortcut command for network software license is not working. 4/28/2025
R-40974 PB 4 CAD Associated toolpaths are not moved but still show as clean. 4/28/2025
R-41197 PB 4 Machine Systems The part length value seems incorrect when stock is solid or STL. 4/28/2025
R-41473 PB 4 CAD Surface was slow to delete. 4/28/2025
R-41363 PB 4 CAD Mastercam 2025 crashes when opening a file. 4/28/2025
R-41358 PB 4 Milling Toolpaths Surface Rough Pocket regeneration crashes to the Desktop. 4/28/2025
R-41277 PB 4 Backplot/Verify/Simulation Exporting a Mastercam file with grouped entities to a DXF file creates duplicate entities. 4/28/2025
R-41348 PB 4 Backplot/Verify/Simulation In Simulation, there is a verify error when lead in/out is not used. 4/28/2025
R-40681 PB 4 Milling Toolpaths Errors or exceptions were discovered during generic testing with random parts. 4/28/2025
R-40681 PB 4 Milling Toolpaths 2D Pocket that uses the open pocket cut method is machining outside the selected chains. 4/28/2025
R-40342 PB 4 Milling Toolpaths With Contour, the spindle speed is wrong on the second pass and regeneration does not fix it. 4/28/2025
R-41608 PB 4 Milling Toolpaths Selected holes were dropped after reselection from previous version files. 4/28/2025
R-39063 PB 2 Milling Toolpaths When you use Toolpath Hole Definition, the hole selection changes after toolpath generation. 3/6/2025
R-38550 PB 2 CAD With Surfaces (Surfaces from Solid), when you press [Enter] after solid selection, the function exits. 3/6/2025
R-41034 PB 2 CAD Mastercam is hanging up after running Verify. 3/6/2025
R-36620 PB 2 CAD With Drafting, when you change the level, create the note, and exit, the level returns to the original number. 3/6/2025
R-40676 PB 2 CAD When you delete all geometry and dimensions, a warning prompt appears for each dimension. 3/6/2025
R-37845 PB 1 Milling Toolpaths Mastercam crashes when going to the Cut Patterns page of a Unified operation with this Lens Barrel tool. 2/18/2025
R-40611 PB 1 Milling Toolpaths In Unified Parallel, setting the number of cuts to 1 gives us the last pass instead of the first. 2/18/2025
R-40330 PB 1 Milling Toolpaths Deburr is not maintaining climb cutting. 2/18/2025
R-39543 PB 1 Milling Toolpaths Hole Making needs better method for handling earlier files and coaxial holes. 2/18/2025
R-40092 PB 1 Milling Toolpaths 2D contour causes a gouge with Keep tool down. 2/18/2025
R-40252 PB 1 Milling Toolpaths With 2D Thread Mill, setting Arc sweep to greater than 180 degrees creates an extra unexpected move. 2/18/2025
R-38968 PB 1 Milling Toolpaths A Drill 5-axis toolpath that has a non-zero depth, tip comp, and safety zone active starts at the wrong depth when regenerated in 2025. 2/18/2025
R-39544 PB 1 Milling Toolpaths With Hole Making, voids are not detected in holes. 2/18/2025
R-39507 PB 1 Milling Toolpaths The Model Chamfer toolpath fails to regenerate when the clearance value and no workholding entities are selected. 2/18/2025
R-40342 PB 1 Milling Toolpaths With 2D Contour, the spindle speed is wrong on the second pass and regenerating does not fix it. 2/18/2025
R-39799 PB 1 Milling Toolpaths In the Unified toolpath, the Max projection distance field is not available in Mastercam 2025. 2/18/2025
R-32745 PB 1 Milling Toolpaths In Toolpath/surface selection, Machining set to Allselects nothing when creating the same toolpath. 2/18/2025
R-38160 PB 1 Milling Toolpaths 2D contour trims lead in/out with Adjust start/end of contour in Mastercam 2025. 2/18/2025
R-38763 PB 1 Milling Toolpaths With hole segments, non-Top holes without history display incorrectly. 2/18/2025
D-14631 PB 1 Milling Toolpaths Surface rough pocket gouges. 2/18/2025
D-13697 PB 1 Milling Toolpaths 2D Pocket using Open pocket cut method is machining outside selected chains (+7) 2/18/2025
R-30408 PB 1 Milling Toolpaths Using 3-axis motion, Stock Model cuts farther than the tool. 2/18/2025
R-38425 PB 1 CAD Using the translator, an Inventor assembly opens improperly. 2/18/2025
R-38567 PB 1 CAD When offsetting geometry, Mastercam no longer shows before and after colors. 2/18/2025
R-35389 PB 1 CAD In Transform (Project), a 3D chain of lines, arcs, and splines projects flat with gaps between some entities. 2/18/2025
R-38755 PB 1 CAD A Test Surface app gives a false positive reading for a normal error. 2/18/2025
R-34917 PB 1 CAD With a very small part, Fillet to Surfaces is unable to put a 0.08-mm constant fillet. 2/18/2025
R-35766 PB 1 CAD Modify length with Break on does not work properly when you pick a spline less then 0.4 inches. 2/18/2025
R-36986 PB 1 CAD An Inventor 2024 assembly comes into Mastercam disassembled. 2/18/2025
R-38506 PB 1 CAD When importing a file with Create hole operations on, arcs are not created as they would if the option was off. 2/18/2025
R-40734 PB 1 CAD Solids get corrupted when you use Model Prep's Remove Fillets. 2/18/2025
R-40732 PB 1 CAD With Transform (Geometry Nesting), placing a label on top of a solid is not working. 2/18/2025
R-40128 PB 1 CAD When using Curve Slice by Plane, pressing enter does not select your geometry. 2/18/2025
R-40442 PB 1 CAD Clicking Undo after saving causes geometry to move. 2/18/2025
R-40481 PB 1 CAD Mastercam crashes when you adjust fillet size via spinners. 2/18/2025
R-39731 PB 1 CAD With a Parasolid X_T assembly import, level names come in differently from Mastercam 2024. 2/18/2025
S-117926 PB 1 CAD Delete entity speed Improvements. 2/18/2025
R-37909 PB 1 CAD With Surface Draft, Mastercam now can flip the normal on all surfaces along the drive chain. 2/18/2025
R-39805 PB 1 Backplot/Verify/Simulation Simulation shows the wrong operation order. 2/18/2025
R-39862 PB 1 Backplot/Verify/Simulation In Verify, Add to current verification option gives the warning "Please select a valid operation for simulation" in Lathe operations. 2/18/2025
R-40401 PB 1 Backplot/Verify/Simulation In Simulation, the tool holder is in the wrong position. 2/18/2025
R-40653 PB 1 Backplot/Verify/Simulation In Mill-Turn Simulation, the error "... facing wrong direction for C1" appears in the report window. 2/18/2025
R-40777 PB 1 Backplot/Verify/Simulation When you change the shank cross section to a round, Mastercam flips the tool orientation 90 degrees in Backplot. 2/18/2025
R-40163 PB 1 Machine Systems You cannot use a single-quote character (') in a comment that is part of a transform. 2/18/2025
R-40712 PB 1 Machine Systems Adding a new state in Code Expert causes an error. 2/18/2025
R-39242 TP 4 Milling Toolpaths The Extend/Trim Side extensions in the Morph-style Unified toolpath does not extend as expected. 1/20/2025
R-39914 TP 4 Milling Toolpaths In Rotary Advanced, Intermediate slices is not working in a part file from Mastercam 2022. 1/20/2025
R-39983 TP 4 Milling Toolpaths The Pocketing toolpath does not read the tool's spindle direction. 1/20/2025
R-40229 TP 4 Milling Toolpaths Corrected instances of the Convert to 5-Axis toolpath are no longer projecting to the supplied surface. 1/20/2025
R-40216 TP 4 Milling Toolpaths In Deburr 3-axis, a disjointed toolpath should be continuous with Dove mill. 1/20/2025
R-40335 TP 4 Milling Toolpaths Machine Simulation has a refactored code regression in Mastercam 2025/26 that causes gouging. 1/20/2025
R-40382 TP 4 Milling Toolpaths Dynamic Mill and Area Mill outputs finish passes in the wrong Z location with profile ramp entry. 1/20/2025
R-40009 TP 4 Milling Toolpaths The Area Roughing rest calculation takes five times longer to regenerate. 1/20/2025
D-16200 TP 4 Milling Toolpaths In Dynamic Contour, the contour wall page entry fields are limited to three decimal places. 1/20/2025
R-17529 TP 4 Milling Toolpaths Surface Rough Pocket cuts through the part. 1/20/2025
D-16888 TP 4 Milling Toolpaths Surface Rough Pocket's parallel spiral method gouges the part. 1/20/2025
R-37906 TP 4 Milling Toolpaths Dynamic Mill and Blend Mill now have a first-pass spindle-speed control. 1/20/2025
R-39956 TP 4 CAD With surfaces, Trim to Plane leaves geometry behind. 1/20/2025
R-37552 TP 4 CAD In toolpath nesting, use the part name as the label and remove unnecessary information. 1/20/2025
R-36556 TP 4 CAD With Trim (Divide), splines create additional geometry when you use power drag mode. 1/20/2025
R-38444 TP 4 CAD You can now use a tighter tolerance than 0.0001 when you create an ellipse with arcs. 1/20/2025
R-38941 TP 4 Tooling The Assembly Has Changed dialog box is only presented the first time you edit the tool's SFM option. 1/20/2025
R-40308 TP 4 Turning Toolpaths View/Show Tool does not work in Mastercam 2025. 1/20/2025
R-38155 TP 4 Tooling In Tool Manager, when you copy holders to a blank library, "Copy of" gets added to the start of the names. 1/20/2025
R-39419 TP 4 Turning Toolpaths In Lathe drilling, when you change the rotation type, linking depths also change. 1/20/2025
R-40068 TP 4 Tooling When editing an operation's tools, tool offsets do not update for one operation, while all other ops update correctly. 1/20/2025
R-37440 TP 4 Tooling Verify shows the highfeed tool in the wrong location on the holder. 1/20/2025
R-39085 TP 4 Milling Toolpaths In Triangular Mesh paths, the automatic clearance plane still appears to use the user-defined value. 12/3/2024
R-39382 TP 4 Milling Toolpaths Mastercam throws an unknown exception when trying to compute a Unified toolpath in a specific part. 12/3/2024
R-39773 TP 4 Milling Toolpaths In the Unified toolpath's tool axis control, the Gradual contact height % change checkbox does not retain its state. 12/3/2024
R-38883 TP 4 Milling Toolpaths In the Deburr 3-axis toolpath, a cross drilled hole does not create a deburr toolpath. 12/3/2024
R-32329 TP 4 Milling Toolpaths In Drill 5-axis, the stock and safety zone create extra motion. 12/3/2024
R-35197 TP 4 Milling Toolpaths The 3D Blend toolpath hangs when calculating blend passes. 12/3/2024
R-37778 TP 4 Milling Toolpaths In the OptiRough toolpath, step-ups are missing some flats. 12/3/2024
R-38812 TP 4 Milling Toolpaths In the 2D Pocket toolpath with an open pocket, Use standard pocket for closed chains is always enabled after computing the toolpath. 12/3/2024
R-39307 TP 4 Milling Toolpaths In the 2D Dynamic toolpath, finish passes do not finish the entire pocket with an air region. 12/3/2024
R-39375 TP 4 Milling Toolpaths A toolpath with compensation set to Control displays incorrectly when regenerating two toolpaths on different planes. 12/3/2024
R-39695 TP 4 Milling Toolpaths In the Area Roughing toolpath, the Keep tool down between Z depths option is failing. 12/3/2024
R-39826 TP 4 Milling Toolpaths A hole-making toolpath picks the wrong hole to process. 12/3/2024
R-39781 TP 4 Milling Toolpaths In 5-axis Drill, the home/ref position's tool-vector direction is pointing the only direction we don't want. 12/3/2024
R-39747 TP 4 Milling Toolpaths In the Dynamic Mill toolpath, Minimize Burial on a finish pass creates invalid full arc errors when posting 12/3/2024
R-39930 TP 4 Milling Toolpaths In Mill Pocket re-machining, Apply entry/exit curves to rough passes does not work. 12/3/2024
R-39996 TP 4 Milling Toolpaths In the classic 3D toolpaths, using Show causes solid to disappear. 12/3/2024
R-40082 TP 4 Milling Toolpaths In the NCI, the Dynamic Finish pass causes full-arc flag issues. 12/3/2024
R-39658 TP 4 Milling Toolpaths With the Waterline toolpath, toolpath regeneration time increased drastically from prior versions. 12/3/2024
R-33833 TP 4 Milling Toolpaths Misc Value changes do not post unless operations are forcibly regenerated. 12/3/2024
R-36989 TP 4 Milling Toolpaths With an imported Drill toolpath, the Retract value is changed. 12/3/2024
R-39516 TP 4 Milling Toolpaths The Drill toolpath's Retract value changes when opened in a newer Mastercam version. 12/3/2024
D-56145 TP 4 Milling Toolpaths When using single-point drive curves, regenerating a 3D Blend toolpath results in a regeneration crash or a computational error. 12/3/2024
D-56150 TP 4 Milling Toolpaths The Blend toolpath hangs when calculating blend passes with a small stepover. 12/3/2024
D-14743 TP 4 Milling Toolpaths The Raster toolpath does not start at the selected approximate starting point. 12/3/2024
R-40242 TP 4 CAD Transform Project does not trim geometry to the solid edge. 12/3/2024
R-39654 TP 4 Backplot/Verify/Simulation Verify produces an error in the input data stream. 12/3/2024
R-39611 TP 4 Backplot/Verify/Simulation Verify gouges when compensation is set to Control. 12/3/2024
R-40161 TP 4 Backplot/Verify/Simulation Mill-Turn simulation hangs on initial tool change. 12/3/2024
R-09875 TP 4 Backplot/Verify/Simulation Enhance Mastercam Simulator to allow you to change the editing text size when you analyze a point and a distance. 12/3/2024
R-22782 TP 4 Backplot/Verify/Simulation In Verify, add an option to the default STL save function so that it uses the current file save location. 12/3/2024
R-38640 TP 4 Tooling The shoulder diameter on the Thread Mill toolpath causes a simulation error. 12/3/2024
R-39253 TP 4 Machine Systems Setting the DNC Machine does not persist in Code Expert. 12/3/2024
R-40147 TP 4 Tooling A GTC file does not open as an assembly. 12/3/2024
R-38742 TP 3 Milling Toolpaths When importing drill ops and selecting the same holes, you get different results in Mastercam 2024 and 25. 11/12/2024
R-39442 TP 3 Milling Toolpaths The OptiRough toolpath is missing the step-up on a small flat area. 11/12/2024
R-39575 TP 3 Milling Toolpaths In hole-making toolpaths, hole selection is dropping a hole. 11/12/2024
R-39460 TP 3 Milling Toolpaths In hole-making toolpaths, the diameter of the same hole size is different on one of the holes after regeneration. 11/12/2024
D-54508 TP 3 Milling Toolpaths The OptiRough toolpath plunges into material. 11/12/2024
R-39672 TP 3 Milling Toolpaths Dynamic toolpaths have a Taper Pretreatment depth cuts issue. 11/12/2024
R-36292 TP 3 Milling Toolpaths The Tabs page needs the message "Tabs on Solid Edge selection not supported." 11/12/2024
S-114996 TP 3 Milling Toolpaths Rearrange Tool page buttons. 11/12/2024
R-39116 TP 3 CAD In the Solids Manager, when you right-click a solid on an undisplayed level and choose Analyze, Mastercam does not show the Analyze panel. 11/12/2024
R-39787 TP 3 CAD Undo and Redo causes transformed geometry that is used in a toolpath to change selection. 11/12/2024
R-37182 TP 3 CAD Mastercam crashes when applying Curve Slice by Plane on a Solid. 11/12/2024
R-39503 TP 3 CAD Deleting a reference entity no longer shows the operation number. 11/12/2024
R-39376 TP 3 CAD The Rhino converter translates polylines incorrectly. 11/12/2024
R-38778 TP 3 Backplot/Verify/Simulation Verify is unable to print with a solid white background. 11/12/2024
R-39701 TP 3 Backplot/Verify/Simulation Classic Backplot does not recognize a Lathe Rough operation. 11/12/2024
R-33396 TP 3 Backplot/Verify/Simulation In Verify, dog-leg rapids display differently in Mastercam 2023/2024 compared to 2022. 11/12/2024
R-38633 TP 3 Backplot/Verify/Simulation Classic Backplot has an issue with feed rate overrides and Arc fit maximum radius. 11/12/2024
R-38332 TP 3 Backplot/Verify/Simulation In Verify, linear rapid motion no longer shows dog-leg rapids. 11/12/2024
R-14217 TP 3 Backplot/Verify/Simulation In Mastercam Simulator, clicking on Slow or Fast should alter the speed by 10 percent. 11/12/2024
R-37075 TP 3 Tooling In classic Backplot, the Lathe insert is outside of the tool holder. 11/12/2024
R-39266 TP 3 Tooling In Tool Manager, when you view the details of custom inserts, the insert width value is 0 instead of the actual value. 11/12/2024
R-39501 TP 3 Machine Systems Code Expert 2025 does not allow you to comment line items. 11/12/2024
R-30899 TP 3 Tooling The level visibility changes when you import a holder from a file. 11/12/2024
R-39499 TP 3 Machine Systems Add a system token to allow access to the mill holder name in the tool table. 11/12/2024
R-38601 TP 3 Tooling Set display tool needs a double toggle to turn the display tool on and off. 11/12/2024
R-39452 TP 3 System Add an option to turn off the solid-edge Autocursor preview. 11/12/2024
R-39515 TP 2 Milling Toolpaths In Unified with the Project style, the Max Project distance parameter is missing. 10/8/2024
R-39141 TP 2 Milling Toolpaths 5-Axis thread milling crashes when you select multiple holes in this file. 10/8/2024
R-39070 TP 2 Milling Toolpaths In 5-Axis thread milling, the safety zone shifts and crashes when you try to fix it. 10/8/2024
R-37816 TP 2 Backplot/Verify/Simulation Barrel Mill tool does not touch the part in Backplot but does in Verify. 10/8/2024
R-34602 TP 2 Turning Toolpaths Lathe feed rate in Backplot does not show Inches Per Revolution. 10/8/2024
D-53949 TP 2 Milling Toolpaths In Unified, the taper-bull-nose-end-mill has a tool compensation issue. 10/8/2024
D-54560 TP 1 Milling Toolpaths Finish passes in Dynamic Mill produce an unexpected result with Automatic regions. 10/8/2024
D-09068 TP 1 Milling Toolpaths Make the tool plunge or begin the entry move at the selected point. 10/8/2024
R-37601 TP 1 Machine Systems When you use a multi-insert turning tool in Mill-Turn with multiple operations, you get an extra reference position. 10/8/2024
S-114353 TP 1 Selection/Chaining Rework how to pick a solid-arc-edge-center-point. 10/8/2024
D-55736 TP 1 Milling Toolpaths Safety zone post-calculated drilling variables are incorrect. 10/8/2024
R-39055 TP 1 Machine Systems Exporting toolpaths to the default mill-turn operations does not work. 9/17/2024
R-39053 TP 1 CAD Mastercam is hanging up after running Verify. 9/17/2024
R-39323 TP 1 CAD In Nesting, clicking the Save As button causes an Invalid Extension error 9/17/2024
R-39119 TP 1 Milling Toolpaths Graphical planes cause a lock-up after the escape key is pressed. 9/17/2024
R-36608 TP 1 Milling Toolpaths Multiaxis Override Arc Feed Rate fields do not update when Feed rate is changed on the Tool page. 9/17/2024
R-36545 TP 1 Milling Toolpaths Cannot Regenerate the Surface Rough Pocket Toolpath. 9/17/2024
R-38314 TP 1 Milling Toolpaths When a Dynamic Rough operation is duplicated in Mastercam 2024, the regeneration times increase for each additional Dynamic Rough. 9/17/2024
R-36593 TP 1 Milling Toolpaths OptiRough needs Critical Depths parameters. 9/17/2024
R-38108 TP 1 Backplot/Verify/Simulation Launching Machine Simulation with binned simulation file set causes an unknown error. 9/17/2024
R-37197 TP 1 Toolpath Utilities Export is not exporting level names. 9/17/2024
R-37942 TP 1 Milling Toolpaths Mastercam outputs a dynamic finish pass in the wrong z location when using island facing. 9/17/2024
R-38116 TP 1 Milling Toolpaths The Pocket toolpath violates the input chain. 9/17/2024
R-25426 TP 1 Milling Toolpaths Area rest roughing gouges the part on Helix moves. 9/17/2024
R-37237 TP 1 Milling Toolpaths 3D toolpath lead-in gouges selected part geometry. 9/17/2024
R-36686 TP 1 Milling Toolpaths 3D toolpath ramp angle is incorrect with sweep angle set to 180.0. 9/17/2024
R-38918 TP 1 Milling Toolpaths The OptiRough toolpath gouges stock upon entry. 9/17/2024
R-38502 TP 1 Milling Toolpaths The Raster toolpath generates improperly when the cut order is set to regions on this part. 9/17/2024
R-36438 TP 1 Milling Toolpaths The Pocket toolpath cuts through the surface depending on the stepdown. 9/17/2024
R-38829 TP 1 Milling Toolpaths The Deburr toolpath's direction axis does not appear to be utilized properly. 9/17/2024
R-24112 TP 1 Milling Toolpaths 5-axis Pocketing fails to generate the file when set to rest roughing. 9/17/2024
R-33487 TP 1 Milling Toolpaths 5-axis Pocketing is missing an area when stock-to-leave has two separate values entered. 9/17/2024
R-31069 TP 1 Milling Toolpaths Port Expert linking moves after the first transform violate geometry. 9/17/2024
R-28546 TP 1 Milling Toolpaths Unified toolpath parameter changes are saved after they are canceled. 9/17/2024
R-37524 TP 1 General Add the machine file name to IOF job setup settings. 9/17/2024
R-37246 TP 1 Milling Toolpaths Advanced Drill does not output the spindle speed. 9/17/2024
R-37704 TP 1 Milling Toolpaths Advanced Drill spindle-speed change without a manual regeneration outputs incorrect segment speed. 9/17/2024
R-37596 TP 1 Milling Toolpaths Advanced Drill posts wrong peck amounts. 9/17/2024
R-37425 TP 1 Backplot/Verify/Simulation Backplot and Verify are incorrect if using Translate NCI coordinates to Machine View with aggregate in the control definition. 9/17/2024
R-36407 TP 1 Backplot/Verify/Simulation Backplot triggers a Parasolid kernel interface error during Lathe tool generation. 9/17/2024
R-38552 TP 1 Milling Toolpaths Mastercam crashes when changing to the Tool Axis Control page in Blade Expert. 9/17/2024
R-37974 TP 1 Milling Toolpaths The block drill blind-hole drilling does not work. 9/17/2024
R-37308 TP 1 Milling Toolpaths The chain order reverses after you add geometry from one toolpath to another. 9/17/2024
R-37923 TP 1 Milling Toolpaths Chamfer Drill gives an incorrect depth on a hole with voids. 9/17/2024
R-38398 TP 1 Machine Systems When you open a Mill-Turn configuration file and replace the chucks, the chuck stock display turns off. 9/17/2024
R-38430 TP 1 Backplot/Verify/Simulation In classic Backplot, the Chamfer Drill depth shows incorrectly. 9/17/2024
R-36884 TP 1 Backplot/Verify/Simulation In classic Backplot, the Simulate rotary axis checkbox no longer works. 9/17/2024
R-38070 TP 1 Milling Toolpaths Closing the Multiaxis toolpath dialog crashes Mastercam. 9/17/2024
R-37466 TP 1 Machine Systems After saving test, Code Expert causes an exception error when closing. 9/17/2024
R-37895 TP 1 System Error accessing memory-mapped file message received when opening hole geometry. 9/17/2024
R-37933 TP 1 System Files in the machine group properties should be added to the content file if they do not reside in the Mill-Turn machine environment. 9/17/2024
R-33456 TP 1 CAD Mastercam 2023 bringing in MBD annotations incorrectly from a SOLIDWORKS file. 9/17/2024
R-37629 TP 1 Milling Toolpaths Custom slitting saw is not cutting the stock model correctly. 9/17/2024
R-37848 TP 1 Milling Toolpaths Deburr 3-Axis geometry colors do not display. 9/17/2024
R-37299 TP 1 Milling Toolpaths In Deburr, switching from a tapered endmill to a lollipop throws a Contact Point Profile Segment error. 9/17/2024
R-37380 TP 1 Milling Toolpaths In Contour 2D, the incremental retract behaves strangely. 9/17/2024
R-36876 TP 1 Toolpath Utilities Import Operation imports all operations instead of an individually selected Operation. 9/17/2024
R-37917 TP 1 Backplot/Verify/Simulation In Mill-Turn simulation, when defining a tool as a counterbore, the holder and cutter are shown floating in space. 9/17/2024
R-38169 TP 1 Milling Toolpaths Multiaxis Swarf Machining - Rotation of a tool does not affect Climb/Conventional Setting 9/17/2024
R-37635 TP 1 Backplot/Verify/Simulation Simulated Wire 4-axis toolpath seems to change the toolpath for additional skim cuts. 9/17/2024
R-36882 TP 1 Backplot/Verify/Simulation A part causes a crash when verifying. 9/17/2024
R-35930 TP 1 Backplot/Verify/Simulation In Verify, the rapid cycle time is incorrect. 9/17/2024
R-37388 TP 1 Machine Systems In DMG Mori NTX machine simulation, the tool crashes into the part. 9/17/2024
R-38404 TP 1 Milling Toolpaths Drill linking parameters change from absolute to incremental. 9/17/2024
R-36922 TP 1 Milling Toolpaths The Drill reference retract point is incorrect with clearance at all locations. 9/17/2024
R-38433 TP 1 Milling Toolpaths Creating a drill subprogram that references another drill subprogram does not work. 9/17/2024
R-36099 TP 1 Backplot/Verify/Simulation In Verify, add the machining time for each toolpath. 9/17/2024
R-32931 TP 1 Milling Toolpaths Create a tool button within the Tool section of the toolpath parameters dialog box. 9/17/2024
R-38959 TP 1 Tooling Face mill GTC imports with a chamfer instead of the tool's radius. 9/17/2024
R-37437 TP 1 Backplot/Verify/Simulation Face threading does not show true threads in Mill-Turn simulation but works in Verify. 9/17/2024
R-37353 TP 1 Machine Systems Getting a non-cutting representation of a boring bar is failing. 9/17/2024
R-38153 TP 1 Milling Toolpaths For graphical planes, Mill planes are incorrect with open solid chain and WCS. 9/17/2024
R-39015 TP 1 Tooling When importing, GTC flat endmill has an oversized edge break. 9/17/2024
R-36518 TP 1 Milling Toolpaths With the Helix Bore toolpath, the G41/G42 wear compensation codes are not output to the NCI in certain cases. 9/17/2024
R-37436 TP 1 Milling Toolpaths On the Multiaxis Deburr Holder page, projection edits do no mark the toolpath dirty. 9/17/2024
R-37007 TP 1 Milling Toolpaths In hole making, axis substitution is not working properly with Advanced Drill in Mill or Mill-Turn. 9/17/2024
R-37474 TP 1 Toolpath Utilities Importing multiple operations with common tool and WCS planes is spawning an error message. 9/17/2024
R-37346 TP 1 Toolpath Utilities Importing operations with geometry does not import geometry in the destination file's construction plane. 9/17/2024
R-37630 TP 1 Machine Systems IOF sub-operations cause unwanted C-axis output in the posted program. 9/17/2024
R-39417 TP 1 System There are BNCI data loss issues with this 9 GB part file. 9/17/2024
R-38261 TP 1 Turning Toolpaths When using stock flip, Lathe Thread shows as the opposite hand in Verify. 9/17/2024
R-36657 TP 1 Toolpath Utilities With Lathe Toolpath Editor, when adding more than one point to a toolpath, only the first point persists. 9/17/2024
R-34777 TP 1 System Remove Mastercam Art. 9/17/2024
R-38551 TP 1 Tooling Mastercam crashes when opening a file that 2023 opens successfully. 9/17/2024
R-35214 TP 1 Milling Toolpaths Mastercam hangs and becomes sluggish with large files and multiaxis toolpaths. 9/17/2024
R-39156 TP 1 Milling Toolpaths Mastercam is slow to open the Toolpath Control tab from the parameters page. 9/17/2024
R-38215 TP 1 Toolpath Utilities Reduce duplicate planes in import and export operations. 9/17/2024
R-38465 TP 1 Milling Toolpaths Mastercam parts created before Mastercam 2024 and opened in Mastercam 2024 or later show fixtures as the workpiece. 9/17/2024
R-38915 TP 1 Milling Toolpaths In machine group setup, validation for sequence numbers on the Machine +page causes a problem. 9/17/2024
R-38034 TP 1 Backplot/Verify/Simulation Sub-spindle stock is not displayed in Mill-Turn simulation. 9/17/2024
R-37061 TP 1 Milling Toolpaths 3-axis Deburr is using the wrong coordinate system for user-defined clearance plane calculation. 9/17/2024
R-37710 TP 1 Backplot/Verify/Simulation In Mill-Turn simulation, you get an error when using Tool Call in the turret. 9/17/2024
R-38007 TP 1 Machine Systems In Sync Manager, the retract reference position is set to none, instead of the default reference position. 9/17/2024
R-38200 TP 1 Tooling The Mill Generic Tool Catalog (GTC) importer is not using the usable length as the shoulder length. 9/17/2024
R-39078 TP 1 Milling Toolpaths Entries on the Tool page of the Mill toolpath dialog are not saved. 9/17/2024
R-38055 TP 1 Backplot/Verify/Simulation Mill-Turn simulation causes an Invalid number of axes error when processing data for the turret park operation with Tool Call selected. 9/17/2024
R-39139 TP 1 Milling Toolpaths Misc values is getting set in the NCI only for first hole in a 5-axis drill toolpath. 9/17/2024
R-37723 TP 1 CAD Model Prep gives a Face Check Fails warning when attempting to Push-Pull 0 or D . 9/17/2024
R-37741 TP 1 Turning Toolpaths Mill-Turn A-axis simulation gouges as the tool passes 360. 9/17/2024
R-38657 TP 1 Backplot/Verify/Simulation In Mill-Turn simulation, holders are mounted inside the milling head after adjusting projection. 9/17/2024
R-38223 TP 1 Milling Toolpaths Mill-Turn simulation causes an unknown error. 9/17/2024
R-37305 TP 1 Backplot/Verify/Simulation Mill-Turn simulation causes unexpected error. 9/17/2024
R-38855 TP 1 Milling Toolpaths Multiaxis operations not going dirty after editing them a second time. 9/17/2024
R-32289 TP 1 Milling Toolpaths The Rotary Advanced toolpath has one final pass that cuts progressively deeper as it gets closer to the center of the part leaving a false cut/gouge. 9/17/2024
R-35842 TP 1 Milling Toolpaths In 5-axis Deburr, a 2023 file crashes in 2024 when regenerated. 9/17/2024
R-36649 TP 1 Milling Toolpaths Multiaxis Deburr (3+2) creates unexpected moves in 2024/2025. 9/17/2024
R-37598 TP 1 Milling Toolpaths A Unified curve error message needs rewording. 9/17/2024
R-36201 TP 1 Milling Toolpaths The Unified line lead-in is ignored in 2024 and 2025. 9/17/2024
R-38636 TP 1 Milling Toolpaths The Unified toolpath shows the wrong chaining dialog for selecting curves. 9/17/2024
R-33039 TP 1 Milling Toolpaths In Unified, Follow surfaces linking violates the drive surface. 9/17/2024
R-34995 TP 1 Milling Toolpaths The Swarf toolpath start position changes in Mastercam 2024. 9/17/2024
R-37146 TP 1 Milling Toolpaths The operation Work Offset number is not updated in Toolpaths Manager. 9/17/2024
R-38849 TP 1 Milling Toolpaths In Optirough, microlift height causes a gouging link move. 9/17/2024
R-37180 TP 1 Tooling Validation does not work for the countersink tool. 9/17/2024
R-34660 TP 1 CAD Parasolid errors occur in a Mastercam 2023 part file with a toolpath. 9/17/2024
R-39040 TP 1 Milling Toolpaths The plunge rate is incorrect for the second chain after a change. 9/17/2024
R-33945 TP 1 Milling Toolpaths Pocketing roughing does not cut around one boss. 9/17/2024
R-38109 TP 1 Milling Toolpaths In Port Expert, an unknown exception is thrown when utilizing stock. 9/17/2024
R-39213 TP 1 File Management Certain Mastercam 2024 part files have problems in 2025. 9/17/2024
R-37626 TP 1 Selection/Chaining Process Hole selections areincomplete in Mastercam 2025. 9/17/2024
R-37787 TP 1 Toolpath Utilities In ProDrill, helix bore Start at center/End at center does not select End at center in the operation. 9/17/2024
R-37898 TP 1 Toolpath Utilities In ProDrill, Maximum length difference to group as one form does not appear to function properly. 9/17/2024
R-37138 TP 1 Milling Toolpaths In Engraving, the toolpath leaves stock around the outside edges. 9/17/2024
R-37253 TP 1 Milling Toolpaths The Saw toolpath does not apply the compensation direction correctly when the spindle is counter-clockwise (CCW). 9/17/2024
R-37252 TP 1 Milling Toolpaths The Saw toolpath plunges after last clearance move. 9/17/2024
R-09666 TP 1 Selection/Chaining Add freehand support to selection. 9/17/2024
R-38982 TP 1 Selection/Chaining Rework how the solid arc edge center point is selected. 9/17/2024
R-38837 TP 1 CAD When in Dynamic Transform and Translate, if you use the Autocursor Point function, you can still select screen positions and not just Points. 9/17/2024
R-38387 TP 1 Milling Toolpaths Stock Model operation has a false cut in. 9/17/2024
R-37736 TP 1 Milling Toolpaths The Stock Model result is incorrect or incomplete when Mill flutes only is checked. 9/17/2024
R-31006 TP 1 Milling Toolpaths Stock Model creates a stock model from a result of a merge pattern. 9/17/2024
R-36329 TP 1 Milling Toolpaths The Stock Model still displays when the operation is dirty and can not be removed if the operation is deleted. 9/17/2024
R-37692 TP 1 Machine Systems The Stock origin/anchor point parameter 19212 does not update. 9/17/2024
R-23336 TP 1 Milling Toolpaths Waterline Add cuts does not work as expected. 9/17/2024
R-32518 TP 1 Milling Toolpaths Swarf Milling, Number of layers doesn't seem to have an effect. 9/17/2024
R-39258 TP 1 System A 9 GB part file has performance issues. 9/17/2024
R-37863 TP 1 General Add the Deburr 3-axis toolpath to the gallery for Lathe with a Mill or Router license. 9/17/2024
R-31334 TP 1 Milling Toolpaths There is an incorrect extra move in the Unified toolpath after a Helix Bore/Thread Mill operation. 9/17/2024
R-37815 TP 1 Milling Toolpaths Display graphical elements still displays after the toolpath is closed or deleted. 9/17/2024
R-38920 TP 1 Milling Toolpaths In Facing, a feed-rate change applies only to the first chain in a multiple-chain case. 9/17/2024
R-37922 TP 1 Milling Toolpaths In Drill, voids are seen as a single hole for solid bodies with coaxial holes. 9/17/2024
R-38958 TP 1 Milling Toolpaths Toolpath regeneration is required in Mastercam 2025 after editing feeds and speeds in tool or operation. 9/17/2024
R-22935 TP 1 Milling Toolpaths The Pocket toolpath is missing cuts. 9/17/2024
R-37263 TP 1 General The Productivity+ machine update cycle throws errors if the planes have Korean characters. 9/17/2024
R-38724 TP 1 Backplot/Verify/Simulation In toolpath display, the tool contact point shows unexpected connecting lines and wrong transformations. 9/17/2024
R-39006 TP 1 Backplot/Verify/Simulation A thread on the sub-spindle verifies the opposite of the workpiece. 9/17/2024
R-31488 TP 1 Backplot/Verify/Simulation In Advanced Drill, Verify and Stock Model push the tool radius too deep. 9/17/2024
R-37722 TP 1 Backplot/Verify/Simulation Lathe custom thread not simulating correctly 9/17/2024
R-37590 TP 1 Backplot/Verify/Simulation Problem with Toolpath Transform. 9/17/2024
R-38961 TP 1 Milling Toolpaths In Unified, the Apply button does not update the toolpath. 9/17/2024
R-39327 TP 1 Milling Toolpaths In Unified, the Use negative side tilt checkbox on the Tool Axis Control page does not retain its state. 9/17/2024
R-37400 TP 1 Milling Toolpaths Unified, the Perform spiral drop-down resets to Full when Blend along distance is selected. 9/17/2024
R-38898 TP 1 Tooling A tool image shows an unreadable font. 9/17/2024
R-36717 TP 1 Wire A Wire EDM model violation is not shown as collision. 9/17/2024
R-37325 TP 1 Backplot/Verify/Simulation Verify and Machine Simulation rotation angles are calculated incorrectly for a part. 9/17/2024
R-36161 TP 1 Milling Toolpaths Verify crashes immediately in Mastercam 2024 using Mill-Turn. 9/17/2024
R-32239 TP 1 Backplot/Verify/Simulation A Lathe operation in a machine that was loaded after a Mill-Turn machine crashes Mastercam. 9/17/2024
R-38511 TP 1 Wire In Wire, clicking Apply resets the skim cuts and half of the pages. 9/17/2024
R-36654 TP 1 CAD Add a new configuration/CAD setting to enable or disable the drag selection for Wireframe Fillet, Chamfer, Dynamic Trim, Trim to Entities, and Divide. 9/17/2024
R-36893 TP 1 CAD Add ability to read in Mark Command features from Autodesk Inventor into Mastercam. 9/17/2024
R-33725 TP 1 CAD When opening the latest version of Alibre Design .AD_PRT models you get an error in Mastercam 2023. 9/17/2024
R-36011 TP 1 CAD A Step file exported from Catia does not show bend line information in Mastercam 2024. 9/17/2024
D-54288 TP 1 Machine Systems An axis toolpath icon is missing in Sync Manager. 9/17/2024
R-37569 TP 1 CAD Analyze entity is taking a long time to open when analyzing a model. 9/17/2024
R-38897 TP 1 CAD Auto orientation does not give minimum bounding box. 9/17/2024
R-35094 TP 1 CAD With the IGS converter, arcs are converted to splines upon import. 9/17/2024
R-29502 TP 1 CAD The IGES converter imports B-Rep solids (IGES type 510) as surfaces incorrectly. 9/17/2024
R-37623 TP 1 CAD A SOLIDWORKS part file has split faces in SOLIDWORKS but the splits are lost when imported into Mastercam. 9/17/2024
R-36883 TP 1 CAD Add a message in the lower left of the blue status bar that displays the progress of entities getting deleted. 9/17/2024
R-38206 TP 1 CAD In Drafting, keep associativity to a line after trimming it with the divide command. 9/17/2024
R-38421 TP 1 CAD In Drafting (Circular) Dimension Attributes, the Diameter symbol is incorrect. 9/17/2024
R-37298 TP 1 CAD DWG/DXF files read into Mastercam with lines not connected to arc properly. 9/17/2024
R-38158 TP 1 CAD DWG/DXF files read into Mastercam with lines not connected to arc properly. 9/17/2024
R-36789 TP 1 CAD DWG/DXF files read into Mastercam with lines not connected to arc properly. 9/17/2024
R-38943 TP 1 CAD Saving file from Mastercam 2023 throws an error and generates a psxc file. 9/17/2024
R-39044 TP 1 CAD A Parasolid error occurs when you open the Mastercam part file. 9/17/2024
R-37779 TP 1 CAD Fixed issue causing assert when double-clicking a toolpath operation with solid geometry. 9/17/2024
R-39098 TP 1 CAD Writing out 3D PDF files with solids causes an error. 9/17/2024
R-34121 TP 1 CAD Importing IGES an assembly file aligns several components wrong. 9/17/2024
R-34821 TP 1 CAD Importing an IGES file from Mechanical Desktop is not working. 9/17/2024
R-37765 TP 1 CAD An Inventor file is losing the 3D Annotation. 9/17/2024
R-38213 TP 1 CAD Model Prep crashes when you click OK in the Remove Fillets panel. 9/17/2024
R-38438 TP 1 CAD A Nesting operation causes Mastercam to crash. 9/17/2024
R-38590 TP 1 CAD Meshes from Entities does not delete trimmed or untrimmed surfaces. 9/17/2024
R-37881 TP 1 CAD Mirroring horizontal ordinate dimensions makes them incorrect. 9/17/2024
R-38436 TP 1 CAD Make Push-Pull checkmarks behave like Move. 9/17/2024
R-37303 TP 1 CAD Model Prep Disassemble does not preview when you manually enter a location into the Start Point field. 9/17/2024
R-37284 TP 1 CAD Model Prep was not copying as expected when the Entity type was set to copy. 9/17/2024
R-35948 TP 1 CAD When opening a dwg file in Mastercam 2024, the part comes in as splines instead of lines. 9/17/2024
R-35571 TP 1 CAD DWG creates lines in Mastercam 2023 and splines in 2024. 9/17/2024
R-35222 TP 1 CAD DXF converter converts lines to splines upon import. 9/17/2024
R-37649 TP 1 CAD NX file is not opening in Mastercam. 9/17/2024
R-36460 TP 1 CAD Sketches are missing when a SLDPRT file is imported. 9/17/2024
R-38910 TP 1 CAD Solids get corrupted when you press Apply for Model Prep, Remove Fillet. 9/17/2024
R-37583 TP 1 CAD In Solids (Block), you are not able to enter coordinates after changing the base point. 9/17/2024
R-21975 TP 1 CAD Some bad trimmed surfaces are created when you import IGES files fixed for Mastercam 2026. 9/17/2024
R-36476 TP 1 CAD Some corner Fillets not coming into Mastercam from a Creo 2024 file. 9/17/2024
R-37026 TP 1 CAD Surface draft dimensions are not modal during a Mastercam session. 9/17/2024
R-38945 TP 1 CAD The Solid body name is renamed to Solid when moved with any transform function. 9/17/2024
R-38944 TP 1 CAD The Solid body name is renamed to Solid when moved with any transform function. 9/17/2024
R-38916 TP 1 CAD In toolpath nesting, Nest to Tool center or Nest to Tool Diameter does not stay selected. 9/17/2024
R-38894 TP 1 CAD In toolpath nesting, Nest to Tool center or Nest to Tool Diameter does not stay selected. 9/17/2024
R-38789 TP 1 CAD In toolpath nesting from a file, the plunge and retract rate gets pulled for the tool library and not the toolpath parameters. 9/17/2024
R-38957 TP 1 CAD In Transform (Geometry Nesting), Place label on top of solid is not working. 9/17/2024
R-37576 TP 1 CAD In Transform Offset Chains, allow panel values to be adjusted prior to chaining. 9/17/2024
R-36252 TP 1 CAD Set the solid-edge selection in the AutoCursor selection bar to modal. 9/17/2024
R-38019 TP 1 CAD Creating an angular dimension and setting Angular to Deg/Min/Sec changes Format from Decimal to Scientific. 9/17/2024
R-37241 TP 1 CAD When importing an IPT file into Mastercam, the Colors were not imported as expected. 9/17/2024
R-38692 TP 1 CAD When using Disassemble, changing Placement to Manual, clicking the blue check, and then setting Placement back to Automatic, you lose the ability to window select the solids in the workspace. 9/17/2024
R-37854 TP 1 CAD When using Line Parallel and locking or unlocking the Offset Distance after selecting a line will give unexpected behavior. 9/17/2024
R-38970 TP 1 CAD Wireframe - Turn Profile-Slice crashes Mastercam. 9/17/2024
R-38981 TP 1 CAD Wireframe - Turn Profile-Slice crashes Mastercam. 9/17/2024
R-38977 TP 1 CAD Wireframe point segment, when multiple chains are selected points end up off of the selected chains. 9/17/2024
R-37092 TP 1 CAD Writing Step files out of Mastercam will now save the custom planes. When you open the STEP file those planes will be there. 9/17/2024
R-38769 TP 1 CAD In Transform (Translate), moved geometry is not updated in the preview. 9/17/2024

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