A fatal error has been detected during input processing:
*** ERROR # 4820 *** Fixed boundary condition in SPC 1 is not supported for linear static analysis.
Hi @Shabbik Shafiulla
probably you have select the 'fixed' options while creating your constraints, which is meant for NL loadcases.
Go to the constraints panel, and update your SPCs unchecking this 'fixed' option.
Your answer was really helpful. Thank you.