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[FAQ]

If the the Windows event log shows an error similar to, ModLoad: 00000001`40000000 00000001`401a5000 fluent.exe ModLoad: 00007ffd`557a0000 00007ffd`55981000 ntdll.dll Access violation – code c0000005 This can indicate that the Windows Exploit protection settings on the machines are preventing Fluent from running. If you use Microsoft Procmon to monitor Fluent while it is running it will also show a QueryDirectory Event followed by a WerFault entry Class File System Operation QueryDirectory Result Success Path C:Program FilesANSYS Incv192fluent* Exit Status:-1073741819 WerFault The Fluent development team are still investigating what changes need to be made to the Fluent code to prevent this. A possible workaround is set the below. You would need to check with your IT team if making this change would be compatible with the computer security policies for your company. Go to windows search bar Search for “exploit protection” The link found should take you to the Windows Defender Security Center Select Program settings Choose the option, Add programs to customize Select, Add by program name Type in: fluent.exe Click on the Add button Locate the setting, Randomize Memory Allocations (Bottom-up-ALSR) Tick/Check the option, Override system settings Select the option, OFF.