When attempting to use the GitHub OAuth plugin with GitHub Enterprise, I'm receiving a 500 status code after GitHub redirects back to Jenkins.

URL: http://ci.canon.rackspace.com/securityRealm/finishLogin?code=REDACTED
Stacktrace: https://gist.github.com/4623038

It's unclear to me whether this is an issue in the Java API bindings or the GitHub OAuth plugin.