How To Fix CNV_MBT387 - Could not add users from previous package

CNV_MBT387 - Overview

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 387

• Message text: Could not add users from previous package

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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CNV_MBT387 - Details

• The SAP error message CNV_MBT387 ("Could not add users from previous package") typically occurs during a data migration or system conversion process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system encountered an issue while trying to add users from a previous package, which can be related to several factors.
  Causes:
  
  Missing User Data: The user data that the system is trying to reference may not exist in the previous package or may have been deleted.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access or modify user data.
  Inconsistent Data: There may be inconsistencies in the user data between the source and target systems, such as missing roles or profiles.
  Technical Issues: There could be technical issues with the migration tool or the underlying database that prevent the addition of users.
  
  Solutions:
  
  Check User Data: Verify that the user data exists in