How To Fix M2577 - Type of info structure & remains unchanged in client & (TMC4)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 577

• Message text: Type of info structure & remains unchanged in client & (TMC4)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M2577 - Type of info structure & remains unchanged in client & (TMC4) ?

  The SAP error message M2577 indicates that there is an issue with the type of information structure in the context of the Material Management (MM) module, specifically related to the configuration of the information structure in the client. The error message typically arises when there is an attempt to change or update an information structure that is not allowed due to its current configuration or status.
  Cause:
  
  Unmodifiable Information Structure: The information structure you are trying to modify is set as unmodifiable in the client. This can happen if the structure is locked or if it is a standard structure that should not be changed.
  Client-Specific Settings: The error may also occur if there are client-specific settings that prevent changes to the information structure.
  Data Consistency Issues: There may be inconsistencies in the data that prevent the system from allowing changes to the information structure.
  
  Solution:
  
  Check Configuration: Verify the configuration of the information structure in transaction code TMC4. Ensure that the structure is not set to be unmodifiable. If it is, you may need to create a new structure or modify an existing one that is allowed to be changed.
  Review Client Settings: Check the client settings to ensure that there are no restrictions on modifying the information structure. You may need to consult with your SAP Basis or system administrator to review these settings.
  Data Consistency Check: Perform a data consistency check to ensure that there are no underlying issues with the data that could be causing the error. This may involve checking for missing or incorrect entries in related tables.
  Consult Documentation: Refer to SAP documentation or notes related to the specific information structure you are working with. There may be specific guidelines or restrictions that apply.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights or patches that can resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as TMC4 (for maintaining information structures) and MC22 (for changing info structures).
  SAP Notes: Search for SAP Notes related to error message M2577 in the SAP Support Portal. There may be specific notes addressing this error with additional troubleshooting steps or solutions.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the information structures in the SAP system.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.