Fatal Error (in HPC)

- June 27, 2021 at 7:40 pm
  
  mohamad
  Subscriber
  
  Hello,
  I simulate PCM on HPC with journal file but it runs until 1329 sec and show this error:
  Fatal error in one of the compute processes.
  any one know what can I do?
  Thank you in advance.
- June 28, 2021 at 2:01 pm
  
  RK
  Ansys Employee
  
  Hello,
  Are you using a UDF? Is the simulation diverging? The error signifies that Fluent is trying to access a location which is not defined.
- June 28, 2021 at 5:33 pm
  
  mohamad
  Subscriber
  
  yes, I use UDF and it interprets correctly and i simulated this case in my PC but I didn't see diverging
- June 29, 2021 at 2:06 pm
  
  RK
  Ansys Employee
  
  You might want to clear out the cache before you run on HPC and try again.
  https://ansyshelp.ansys.com/account/secured?returnurl=/Views/Secured/corp/v211/en/flu_ug/flu_ugbook_fqt_1yw_hx.html?q=cache