Crash on pushback

[ErmakDimon]

everything went fine a couple of days ago, but now couatl always crashes on pushback. help me pls


couatl v3.0 (build 3148)
panic log started on Tue Aug 11 16:14:28 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 400, in do
  File "couatl\common\simObjectMoverIK.py", line 477, in __enter__
  File "couatl\common\__init__.py", line 105, in __enter__
AttributeError: 'CouatlApp' object has no attribute 'registerForSafeQuit'

[virtuali]

It seems you are still running the Beta version. Download the latest GSX full installer, to have everything updated to the latest non-Beta version.

[ErmakDimon]

i thought it is unnecessary to update from beta since it has all the features 1.19 has, thanks