error: can't start new thread #19

File "[...]/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 114, in get_response 
response = wrapped_callback(request, *callback_args, **callback_kwargs) 

File "[...]/local/lib/python2.7/site-packages/django/views/generic/base.py", line 69, in view 
return self.dispatch(request, *args, **kwargs) 

File "[...]/local/lib/python2.7/site-packages/newrelic-2.40.0.34/newrelic/hooks/component_djangorestframework.py", line 8, in _nr_wrapper_APIView_dispatch_ 
return wrapped(*args, **kwargs) 

File "[...]/local/lib/python2.7/site-packages/django/views/decorators/csrf.py", line 57, in wrapped_view 
return view_func(*args, **kwargs) 

File "[...]/local/lib/python2.7/site-packages/rest_framework/views.py", line 400, in dispatch 
response = self.handle_exception(exc) 

File "[...]/local/lib/python2.7/site-packages/rest_framework/views.py", line 397, in dispatch 
response = handler(request, *args, **kwargs) 

File "./api/views/filemanager.py", line 49, in get 
return Response(serializer.list_files_in_folder(path, images_only), 200) 

File "./api/serializers/filemanager.py", line 156, in list_files_in_folder 
logger.warning(e) 

File "/usr/lib/python2.7/logging/__init__.py", line 1152, in warning 
self._log(WARNING, msg, args, **kwargs) 

File "/usr/lib/python2.7/logging/__init__.py", line 1258, in _log 
self.handle(record) 

File "/usr/lib/python2.7/logging/__init__.py", line 1268, in handle 
self.callHandlers(record) 

File "/usr/lib/python2.7/logging/__init__.py", line 1308, in callHandlers 
hdlr.handle(record) 

File "/usr/lib/python2.7/logging/__init__.py", line 748, in handle 
self.emit(record) 

File "[...]/local/lib/python2.7/site-packages/logentries/utils.py", line 124, in emit 
self._thread.start() 

File "/usr/lib/python2.7/threading.py", line 494, in start 
_start_new_thread(self.__bootstrap, ()) 

error: can't start new thread