A subscription has been migrated from Syndication to CSP Office 365 application instance.
After running the import script, the Unprovisioning Subscription task fails with the following message:
Last execution output APS Application Error: 500 Internal Server Error [ApplicationUnknownError] Unprovisioning: resource 66b4a4f9-b302-4532-9d80-8ed4724731ac of type 'subscriptions' (http://www.parallels.com/Office365/Subscription/1.4) for APS application 'Office 365-16.8.3-82': The ambiguity of application instance resources has been detected..
The instance ID of the Syndication instance is higher than the instance ID of the CSP instance.
The issue is acknowledged as APS-41710: "ambiguity of application instance resources after O365 subscription migration"
Contact Odin Technical Support to apply a manual fix.