How To Fix M2552 - Number assignment for library blocked by user &

M2552 - Overview

• Message type: E = Error

• Message class: M2 - LIS: Generating and updating info structures

• Message number: 552

• Message text: Number assignment for library blocked by user &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message M2552 - Number assignment for library blocked by user & ?

  The SAP error message M2552, which states "Number assignment for library blocked by user &," typically occurs when there is an issue with the number range assignment for a specific library in the Material Management (MM) module. This error indicates that the number range for the specified library is currently blocked by a user, preventing any new entries from being created.
  
  Cause:
  
  User Lock: A user has locked the number range for the library, which can happen if they are currently using it or if there was an error during a previous transaction.
  
  Configuration Issues: The number range configuration may not be set up correctly, or it may have been intentionally blocked for maintenance or other reasons.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the number range.
  
  
  Solution:
  
  
  Check User Locks:
  
  Use transaction code SU01 to check if the user who has locked the number range can be identified. If