GitHub user HeartSaVioR opened a pull request: https://github.com/apache/storm/pull/569
STORM-841 Correct doc that OutputCollector is not thread-safe * Concepts.md: Correct document * Troubleshooting.md: Add stack trace for other NPE case caused by same issue ** Related to STORM-770 You can merge this pull request into a Git repository by running: $ git pull https://github.com/HeartSaVioR/storm STORM-841 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/storm/pull/569.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #569 ---- commit a6c46aec300001095fee6396ce8ffd4a0fd5783a Author: Jungtaek Lim <kabh...@gmail.com> Date: 2015-06-01T06:03:31Z STORM-841 Correct doc that OutputCollector is not thread-safe ---- --- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---