C:\pwb\GIT\core>pwb.py checkimages -simulate -cat:Wikipedia:Dateiüberprüfung_(2016-04-01)
Traceback (most recent call last):
  File "C:\pwb\GIT\core\pwb.py", line 256, in <module>
    if not main():
  File "C:\pwb\GIT\core\pwb.py", line 250, in main
    run_python_file(filename, [filename] + args, argvu, file_package)
  File "C:\pwb\GIT\core\pwb.py", line 121, in run_python_file
    main_mod.__dict__)
  File ".\scripts\checkimages.py", line 1788, in <module>
    ret = main()
  File ".\scripts\checkimages.py", line 1703, in main
    catName = str(arg[5:])
UnicodeEncodeError: 'ascii' codec can't encode character u'\xfc' in position 15:
 ordinal not in range(128)
<type 'exceptions.UnicodeEncodeError'>
CRITICAL: Closing network session.