The model has a mistake. Simply Supported allows rotation, but there is nothing to support the rotation. Change that to use a Fixed Support.nHowever, you might still get the same error, which looks like your computer does not meet the minimum requirements. If you get the same error, please reply with your computer specifications. How much RAM is installed, how many physical cores does the processor have? If the answer is less than 4 GB of RAM and only one core, then the computer has to be specially configured to use ANSYS.n