zkpython segfaults on invalid acl with missing key . output: pflp-info.de pflp-info.de zkpython failing due to undefined symbol deallocate_String_vector apache. org/hudson/job/pflp-info.de ZOOKEEPER zkpython leading to segfault on zookeeper http://hudson. pflp-info.de console. Zope Corporation. It has since gathered an active community of over two dozen contributors from a variety of companies (twitter, mozilla, yahoo! and others).