Traceback (most recent call last):

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/doit_cmd.py", line 120, in run
return command.parse_execute(args)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/cmd_base.py", line 78, in parse_execute
return self.execute(params, args)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/cmd_base.py", line 268, in execute
return self._execute(**exec_params)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/cmd_run.py", line 212, in _execute
return runner.run_all(self.control.task_dispatcher())

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/runner.py", line 237, in run_all
self.run_tasks(task_dispatcher)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/runner.py", line 204, in run_tasks
self.process_task_result(node, catched_excp)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/runner.py", line 175, in process_task_result
self.dep_manager.save_success(task)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/site-packages/doit/dependency.py", line 409, in save_success
timestamp = os.path.getmtime(dep)

 "/home/kwpolska/virtualenvs/nikola-py2/lib/python2.7/genericpath.py", line 54, in getmtime
return os.stat(filename).st_mtimeOSError: [Errno 2] No such file or directory: 'cache/posts/2013/12/31/new-years-python-meme-2013-2014.pl.html'
ERROR: Signature extraction failed: Traceback (most recent call last):


 "C:\Users\jerok\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\extractor\youtube.py", line 1001, in _decrypt_signature

video_id, player_url, s


 "C:\Users\jerok\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\extractor\youtube.py", line 928, in _extract_signature_function

cache_res = res(test_string)


 "C:\Users\jerok\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\extractor\youtube.py", line 980, in <lambda>

return lambda s: initial_function([s])


 "C:\Users\jerok\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\jsinterp.py", line 254, in resf

res, abort = self.interpret_statement(stmt, local_vars)


 "C:\Users\jerok\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\jsinterp.py", line 55, in interpret_statement

v = self.interpret_expression(expr, local_vars, allow_recursion)


 "C:\Users\jerok\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\jsinterp.py", line 174, in interpret_expression

return obj[member](argvals)
KeyError: 'qC'
