Class 3 Error
For a parallel run, the solver gives wrong answers if a partition contains a periodic axis and no other vertices of the two rotational periodic 1-to-1 interface sides.
This is due to a coding error in the solver in parallel mode related to the solver
No workaround is currently available.
ANSYS CFX Release 12.0. A custom executable for ANSYS CFX 11.0 SP1 is available on request.