Nonlinear convergence problem.

Naresh_20479

Hi... I am solving a nonlinear contact problem. All my contacts have matching mesh (All contact faces are having matching nodes.) still the problem is not converging.

This is very critical and urgent for me.

Can anybody help me in this?

.out file is attached for reference.

5mmBridge_nl.out

Jason_Craanen

You may want to refer to the debugging guide in the Optistruct manual

https://help.altair.com/hwsolvers/os/topics/solvers/os/debugging_guide_intro_c.htm