Notifications Are Issued for Incorrect Issues
- Gaps in new issue numbers (for example ABC-5 then ABC-9)
- Users create a JIRA issue via email but in JIRA it doesn't exist
- Users create a JIRA issue via email but in JIRA it is the wrong issue
More than one JIRA instance is running, with the same set of projects, same base URL, and with the same email services listening to the same POP3 accounts. One of the instances is actually running at the base URL. One is running elsewhere.
Generally this happens with a development or test instance, created by a data export.
Turn off the non-production JIRA instance, or disable email fetching in it by setting the following startup properties:
See Setting Properties and Options on Startup for more information.