Incomplete Indexing: Although the import was marked as successful, the document may not have been fully indexed in the system yet. Some systems require some time to index new items before they are fully accessible through search.

Access Rights Issues: Ensure that you have the necessary permissions to access the document. Security restrictions might prevent certain users from viewing specific documents.

Subsequent document deletion: ensure that the imported document has not been deleted by another user after its importation.

Incorrect Search Filters: Make sure the search criteria you are using are correct. Misconfigured filters can prevent you from finding the document even if it was successfully imported.

Incomplete Recording: Although the import is marked as successful, errors may have occurred during the process, and the document may not have been properly recorded in the PIM. Check import or processing logs for any potential errors.

Cache Issues: Your user interface might be caching data. Try refreshing your interface or clearing the cache to ensure you are viewing the most recent data.