$ /home/ubuntu/.local/bin/bundletester -l DEBUG -F -v
Traceback (most recent call last):
File "/home/ubuntu/.local/bin/bundletester", line 11, in <module>
sys.exit(entrypoint())
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/tester.py", line 149, in entrypoint
status = main()
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/tester.py", line 129, in main
suite = spec.SuiteFactory(options, options.testdir)
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/spec.py", line 258, in SuiteFactory
suite.find_suite()
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/spec.py", line 127, in find_suite
self.find_implicit_tests()
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/spec.py", line 164, in find_implicit_tests
dirname=self.model['directory'], suite=self)
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/spec.py", line 88, in spec
self.append(Spec(testfile, self.config, **kwargs))
File "/home/ubuntu/.local/lib/python2.7/site-packages/bundletester/spec.py", line 27, in Spec
if not os.path.exists(testfile) or \
File "/usr/lib/python2.7/genericpath.py", line 26, in exists
os.stat(path)
TypeError: coercing to Unicode: need string or buffer, NoneType found