GSX Error when pushback

[Beszcik]

I have got Drzewiecki Design EPWA and when i pushback form gate 10 - it's all good. But when I'm starting pushback form gate 46 i get an error:
couatl v3.0 (build 3187)
panic log started on Sun Nov 29 12:48:35 2015

problem raised by addon <unknown>
Traceback (most recent call last):
  File "couatl\common\fsm.py", line 67, in executeDoFuncToCompletion
  File "couatl\GSX\assistanceServices\pushBack.py", line 343, in do
  File "couatl\GSX\assistanceServices\pushBack.py", line 313, in makeRegularPath
IndexError: pop from empty list
{'Airport': 'EPWA', 'Requested assistance services at': 'Gate 46', 'User Pos': (52.16657789389848, 20.97373375530765, 112.485 m, 2.45212 m, 24.609312282141666)}

I hope you will help me

[virtuali]

This looks like an error of the scenery AFCAD, like orphaned parkings, unconnected lines, unreachable parkings, etc. If you check the AFCAD file with ADE or AFX, it’s likely the “Fault Finder” diagnostic tool will find errors, so you want to report them to scenery developers.