trying to run Indigo Error Windows-Platform : win32 os.sep : \ Traceback <mostrecent call last>: File "<string>", line 2318, in <module> File "C:Python25\Lib\ntpath.py", line 90, in jion assert len<path> 0 TypeError : object of type ' NoneType' has no len<> What is this and how can I fix this any he...