How To Fix M2400 - **** 400 - 499 reserved for updating generation *****

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 400

• Message text: **** 400 - 499 reserved for updating generation *****

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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Smart SAP Assistant

• What is the cause and solution for SAP error message M2400 - **** 400 - 499 reserved for updating generation ***** ?

  The SAP error message M2400 with the description "400 - 499 reserved for updating generation" typically indicates that there is an issue related to the updating process of material documents or inventory management. This error is often encountered when there is a problem with the update process in the Material Management (MM) module.
  Cause:
  
  Reserved Number Range: The error suggests that the system is trying to use a number in the range of 400-499, which is reserved for internal use by SAP for updating generation. This means that the system is attempting to generate a document number that falls within this reserved range, which is not allowed.
  Configuration Issues: There may be a configuration issue in the number range settings for material documents or inventory management.
  Custom Development: If there are custom developments or enhancements in the system, they might be incorrectly handling document number generation.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or inconsistencies in the database.
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects) and check the configuration for the relevant number range object (e.g., MATERIAL or MATERIAL_DOCUMENT).
  Ensure that the number ranges are correctly defined and that the range 400-499 is not being used for any custom or standard processes.
  
  
  
  Review Custom Code:
  
  If there are any custom programs or enhancements that deal with material document creation or updates, review the code to ensure that it is not attempting to generate document numbers in the reserved range.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates available that resolve known issues.
  
  
  
  System Logs:
  
  Review system logs (transaction SM21) and application logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the transaction codes and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO - Number Range Objects
  SM21 - System Log
  SLG1 - Application Log
  
  
  SAP Documentation: Review the official SAP documentation for Material Management and number range management for more insights into how number ranges are handled in the system.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.