Error detected by routine MAKDAT
CDANAM = LVAR CDTYPE = INTR ISIZE = 254
CRESLT = OLD
Current Directory : /FLOW/ALGORITHM/ZN1/SYSTEM/VARIABLES
| An error has occurred in cfx5solve: |
| The ANSYS CFX solver exited with return code 1. No results file |
| has been created. |
End of solution stage.
Usually this means something has been left out of the setup, for instance a material property. If you cannot work out what generated the error I would remove the physics one bit at a time and see when the error disappears to identify where the problem comes from.