{"action":"opened","issue":{"url":"https://api.github.com/repos/antlr/antlr4/issues/959","labels_url":"https://api.github.com/repos/antlr/antlr4/issues/959/labels{/name}","comments_url":"https://api.github.com/repos/antlr/antlr4/issues/959/comments","events_url":"https://api.github.com/repos/antlr/antlr4/issues/959/events","html_url":"https://github.com/antlr/antlr4/issues/959","id":96418302,"number":959,"title":"nullpointer exception when generating parser","user":{"login":"SOberhoff","id":8352575,"avatar_url":"https://avatars.githubusercontent.com/u/8352575?v=3","gravatar_id":"","url":"https://api.github.com/users/SOberhoff","html_url":"https://github.com/SOberhoff","followers_url":"https://api.github.com/users/SOberhoff/followers","following_url":"https://api.github.com/users/SOberhoff/following{/other_user}","gists_url":"https://api.github.com/users/SOberhoff/gists{/gist_id}","starred_url":"https://api.github.com/users/SOberhoff/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SOberhoff/subscriptions","organizations_url":"https://api.github.com/users/SOberhoff/orgs","repos_url":"https://api.github.com/users/SOberhoff/repos","events_url":"https://api.github.com/users/SOberhoff/events{/privacy}","received_events_url":"https://api.github.com/users/SOberhoff/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-07-21T21:15:08Z","updated_at":"2015-07-21T21:15:08Z","closed_at":null,"body":"This simple grammar dodges all static checks in the editor but causes a non-informative Nullpointer-Exception when generating a parser.\r\n\r\n    grammar test;\r\n    TEST : '''test''';\r\n\r\nI'm getting this both via the IntelliJ plugin which claims to use 4.5.1 as well as the Maven plugin in version 4.5\r\n\r\n"}}