How To Fix MA645 - No info structure chosen for the update

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 645

• Message text: No info structure chosen for the update

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MA645 - No info structure chosen for the update ?

  The SAP error message MA645 ("No info structure chosen for the update") typically occurs in the context of Material Management (MM) and is related to the update of information structures in the system. This error indicates that the system cannot find a suitable information structure for the update process, which is often related to the Material Requirements Planning (MRP) or inventory management.
  Causes:
  
  Missing Info Structure: The info structure that is supposed to be used for the update is not defined or is missing in the system.
  Incorrect Configuration: The configuration settings for the info structure may not be set up correctly, leading to the system being unable to identify the appropriate structure.
  Data Issues: There may be issues with the data being processed, such as missing or incorrect entries in the relevant tables.
  Authorization Issues: The user may not have the necessary authorizations to access or update the info structure.
  
  Solutions:
  
  
  Check Info Structure Configuration:
  
  Go to the transaction code OMI4 (or OMI1 for info structure definition) to check if the info structure is defined correctly.
  Ensure that the info structure you are trying to use is active and properly configured.
  
  
  
  Define Info Structure:
  
  If the info structure is missing, you may need to create it. Use the transaction code OMI1 to define a new info structure.
  Make sure to include the necessary characteristics and key figures that are relevant to your reporting needs.
  
  
  
  Check Data Consistency:
  
  Verify that the data being processed is complete and consistent. Check for any missing entries in the relevant tables that might be causing the issue.
  
  
  
  Review User Authorizations:
  
  Ensure that the user has the necessary authorizations to access and update the info structure. You may need to consult with your SAP security team to verify this.
  
  
  
  Re-run the Update:
  
  After making the necessary changes, try to re-run the update process to see if the error persists.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OMI1, OMI4, and MC21 (for info structure maintenance).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for notes in the SAP Support Portal.
  Documentation: Review SAP documentation related to info structures and reporting in the MM module for a deeper understanding of how they work.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.