I get this traceback:
File "/usrlib/python2.7/dist-packages/defer/__init__.py", line 475, in _inline_callbacks result=gen.send(result) AttributeError: 'NoneType' object has no attribute 'send'
I get this traceback:
File "/usrlib/ python2. 7/dist- packages/ defer/_ _init__ .py", line 475, in _inline_callbacks result= gen.send( result)
AttributeError: 'NoneType' object has no attribute 'send'