anki start traceback "couldn't find web folder"

file_620826.txt (text/plain), 632 bytes, created by schmittlauch on 2017-11-23 17:04:11 UTC

Traceback (most recent call last):
  File "/usr/lib64/python3.6/site-packages/aqt/__init__.py", line 230, in run
    _run()
  File "/usr/lib64/python3.6/site-packages/aqt/__init__.py", line 298, in _run
    import aqt.main
  File "/usr/lib64/python3.6/site-packages/aqt/main.py", line 24, in <module>
    import aqt.mediasrv
  File "/usr/lib64/python3.6/site-packages/aqt/mediasrv.py", line 26, in <module>
    _exportFolder = _getExportFolder()
  File "/usr/lib64/python3.6/site-packages/aqt/mediasrv.py", line 24, in _getExportFolder
    raise Exception("couldn't find web folder")
Exception: couldn't find web folder