This is a personal blog which is a compilation of errors, I have come across in different FEA and CFD codes. These are completely related to my applications. My intention is to provide you a little direction to solve your issue.
WARNING: SOLVER PROBLEM. NUMERICAL SINGULARITY WHEN PROCESSING NODE
This is caused when there are unconstrained rigid body motions in your model. Check the nodes and their location where they are occuring and specify proper boundary conditions.
how can i find that nodes
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