FEA Internal error: regularization failed

[16020227DHP]

I have been having problem in FEA. When generating automatic contacts it shows up Internal error: regularization failed and I don't know what causes it

Also i don't know if these contacts will be enough to generate accurate simulation

[Gabriel_Watson · Accepted solution]

Your model has overlapping bodies:

https://knowledge.autodesk.com/support/inventor/troubleshooting/caas/sfdcarticles/sfdcarticles/Inter...

Analyze all by selecting all subcomponents into set #1 for the Inspect > Analyze Interference tool: