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The easiest way to fix the error above, is to add the field that causing the problem to the Edit/ViewIssue Screen attached with the your project. You can access screen configuration from Jira Settings (Jira settings → Issues → Screens), or, from the Project settings page (Projects → Your project → Project settings → Screens). In both cases you will end up on the configuration page below:
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Please note, that all fields used by Gantt Cloud are already on the list in the above example. If that’s not the case, dropdown dialog at the bottom of the page can be used to add onemore. You can even create a custom tab and place there only these fields that are used by a particular add-on for better visibility.
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