FEFLOW | Error message 'Invalid argument passed' when Running FePEST

QUESTION / ERROR

FePEST sends error message 'Invalid argument passed!' 
The error message can be seen in Fig. 1.

Fig. 1 - Error message when running FePEST

 

SOLUTION

PEST character requirements are very strict. Please check the name of the working folder and make sure that there are no special characters in the file name and/or in the folder path:
Special characters are among others:  <SPACE>  @  ~  #  (  )