We have an exciting announcement about badges coming in May 2025. Until then, we will temporarily stop issuing new badges for course completions and certifications. However, all completions will be recorded and fulfilled after May 2025.
Rahul
Ansys Employee

okay. Then try refining mesh in Mechanical Particpant and see if it helps.
Also, check .out file for more information about the error.

You can find Mechanical output file in folder: DP0 > SYS > MECH > solution.out