How To Fix M2048 - Info structure cannot be changed

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 048

• Message text: Info structure cannot be changed

What causes this issue?

This information structure is an SAP information structure. Therefore,
it may not be changed.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M2048 - Info structure cannot be changed ?

  The SAP error message M2048, which states "Info structure cannot be changed," typically occurs when there is an attempt to modify an existing Info Structure in the SAP system that is not allowed due to certain constraints. This error is often encountered in the context of Material Management (MM) and Sales and Distribution (SD) modules, particularly when dealing with reporting and data structures.
  Cause:
  
  Existing Data: The Info Structure may already contain data, and SAP does not allow changes to the structure if it would affect existing data integrity.
  Active Usage: The Info Structure might be actively used in various reports or processes, making it necessary to maintain its current configuration.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the Info Structure.
  System Settings: Certain system settings or configurations may prevent changes to Info Structures.
  
  Solution:
  
  Check Data Usage: Before attempting to change an Info Structure, check if it contains any data. If it does, you may need to delete or archive the data before making changes.
  Create a New Info Structure: If changes are necessary, consider creating a new Info Structure instead of modifying the existing one. This allows you to maintain the integrity of the existing data while implementing new requirements.
  Review Authorizations: Ensure that you have the necessary authorizations to make changes to Info Structures. If not, contact your system administrator to obtain the required permissions.
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific guidelines on modifying Info Structures.
  Use Transaction Codes: Use transaction codes like MC22 (Change Info Structure) or MC23 (Display Info Structure) to check the status and details of the Info Structure you are trying to modify.
  
  Related Information:
  
  Info Structures: Info Structures are used in SAP to store and manage data for reporting purposes. They define how data is aggregated and reported.
  Data Integrity: Maintaining data integrity is crucial in SAP systems, and changes to structures that hold data must be handled with care.
  SAP Notes: Check SAP Notes for any specific issues or patches related to the error message M2048. SAP Notes can provide additional insights or solutions for known issues.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support or your internal SAP team for further assistance.