If you update from version 4.5 to version 4.6 you will notice that we have changed the Project Screens. Up to version 4.5 the fields were directly integrated into screens. Since version 4.6 there are the project fields (How to customize the Metadata Project Fields as Jira-Administrator new). When updating to version 4.6 or higher, we extract all relevant fields from your screens for you.
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Integrations