Synchronized Issues

 

This field is created automatically by the plugin.

  

It is a technical field for storing data about related, remote issues.

It is one of the most important custom fields. This custom field keep information about relation between issues in JIRA instances.

These fields are preinstalled, locked, and cannot be removed.

(warning) Please don't use these fields to any other purposes, field has to be unique. If you add another field of the same custom field type it may lead to unexpected behaviour.