You may encounter the following error when attempting to install the DataGroomr App from the Salesforce AppExchange:
This package can’t be installed.
There are problems that prevent this package from being installed.
ConnectedApp An unexpected error occurred. Please include this ErrorId if you contact support.
This issue occurs due to recent changes in Salesforce's Connected App management.
Learn more Preparing for Salesforce Connected App Usage Restrictions
To resolve it, follow these steps in Salesforce Admin Setup:
1. Navigate to Manage Connected Apps
2. Uninstall DataGroomr Connected App
3. From Salesforce AppExchange Install DataGroomr Managed Package https://appexchange.salesforce.com/appxListingDetail?listingId=a0N3A00000FMagqUAD
4. Reconnect Manage Connected App by reauthenticating Salesforce through the DataGroomr UI