403 error instead of field values in the issue view.
OR
Please refer to this page for a solution.
Can not see a necessary project on the context configuration page
Please check whether your project is team or company-managed. The Traffic Lights field is supported only in company-managed projects. Otherwise, please contact our Support Team.
Error message ‘Configure field’ in issue view
After installation and initial acquaintance with the app, users can encounter the following message after clicking on the field to edit values. This message shows means that the field values were not configured or saved during the primary configuration (see more at https://stagil.atlassian.net/wiki/spaces/STLJC/pages/2080604161/Field+values#Traffic-Lights-Configuration).