Internal Server Error

The server has either erred or is incapable of performing the requested operation.

Traceback (most recent call last):
  File "/base/alloc/tmpfs/dynamic_runtimes/python27g/25fef2553b936881/python27/python27_lib/versions/third_party/webapp2-2.5.2/webapp2.py", line 1535, in __call__
    rv = self.handle_exception(request, response, e)
  File "/base/alloc/tmpfs/dynamic_runtimes/python27g/25fef2553b936881/python27/python27_lib/versions/third_party/webapp2-2.5.2/webapp2.py", line 1529, in __call__
    rv = self.router.dispatch(request, response)
  File "/base/alloc/tmpfs/dynamic_runtimes/python27g/25fef2553b936881/python27/python27_lib/versions/third_party/webapp2-2.5.2/webapp2.py", line 1278, in default_dispatcher
    return route.handler_adapter(request, response)
  File "/base/alloc/tmpfs/dynamic_runtimes/python27g/25fef2553b936881/python27/python27_lib/versions/third_party/webapp2-2.5.2/webapp2.py", line 1102, in __call__
    return handler.dispatch()
  File "/base/data/home/apps/s~openshift-gce-devel/20190507t103711.418018385554208620/view_base.py", line 56, in dispatch
    webapp2.RequestHandler.dispatch(self)
  File "/base/alloc/tmpfs/dynamic_runtimes/python27g/25fef2553b936881/python27/python27_lib/versions/third_party/webapp2-2.5.2/webapp2.py", line 572, in dispatch
    return self.handle_exception(e, self.app.debug)
  File "/base/alloc/tmpfs/dynamic_runtimes/python27g/25fef2553b936881/python27/python27_lib/versions/third_party/webapp2-2.5.2/webapp2.py", line 570, in dispatch
    return method(*args, **kwargs)
  File "/base/data/home/apps/s~openshift-gce-devel/20190507t103711.418018385554208620/view_pr.py", line 94, in get
    builds = pr_builds(path)
  File "/base/data/home/apps/s~openshift-gce-devel/20190507t103711.418018385554208620/view_base.py", line 103, in wrapped
    data = func(*args)
  File "/base/data/home/apps/s~openshift-gce-devel/20190507t103711.418018385554208620/view_pr.py", line 37, in pr_builds
    jobs_futures = [(job, gcs_async.listdirs(job)) for job in jobs_dirs_fut.get_result()]
TypeError: 'NoneType' object is not iterable