No. of nodes        = 21110
No. of elements     = 10733
No. of DOF          = 62835
Total solution time = 00:00:07
     00:00:07=Model might be unstable. Check that you have applied adequate fixtures to stabilize the model. (Underconstrained Bodies Tool may give insight of free degrees of freedom in the current model). For a loosely restrained model, turning on 'Use soft spring to stabilize model' in Study Properties might be helpful.