CST MWS Error Transient Solver in SIW antenna

hi
I design the SIW antenna in CST, I encountered the following error while simulating its:
../imgqa/eboard/EM/EM-ltim12ocjb3
Somebody help me?
Thanks

Hi
you should change the global mesh properties to resolve this problem.
goodluck

Dear friend thanks for your help
good luck!