How To Fix /SAPAPO/OM_ERROR2124 - Schema type and client/planning version combination are incompatible

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 124

• Message text: Schema type and client/planning version combination are incompatible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR2124 - Schema type and client/planning version combination are incompatible ?

  The SAP error message /SAPAPO/OM_ERROR2124 indicates that there is an incompatibility between the schema type and the client/planning version combination in the SAP Advanced Planning and Optimization (APO) module. This error typically arises when there is a mismatch in the configuration or setup of the planning area or when the data model does not align with the expected schema.
  Causes:
  
  Incompatible Schema Type: The schema type defined in the planning area does not match the expected schema for the client or planning version being used.
  Version Mismatch: The planning version you are trying to use may not be compatible with the schema type defined in the planning area.
  Configuration Issues: There may be issues in the configuration of the planning area, such as incorrect settings or missing elements.
  Transport Issues: If the planning area or its configuration was transported from another system, it may not have been set up correctly in the target system.
  
  Solutions:
  
  
  Check Planning Area Configuration:
  
  Go to the planning area configuration and verify that the schema type is correctly defined.
  Ensure that the planning version you are using is compatible with the schema type.
  
  
  
  Review Version Settings:
  
  Check the settings for the planning version in the configuration. Make sure that the version is active and correctly set up to work with the defined schema.
  
  
  
  Recreate Planning Area:
  
  If the planning area is corrupted or incorrectly configured, consider recreating it with the correct settings.
  
  
  
  Transport Validation:
  
  If the issue arose after a transport, validate that all necessary objects and configurations were transported correctly. You may need to re-transport or adjust settings in the target system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific planning area and schema types for any additional guidance or known issues.
  
  
  
  SAP Support:
  
  If the issue persists, consider reaching out to SAP support for assistance. Provide them with details about the error, the planning area, and any recent changes made to the system.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes like /SAPAPO/OM for managing planning areas and versions.
  Documentation: Review the SAP APO documentation for best practices in configuring planning areas and understanding schema types.
  
  By following these steps, you should be able to identify and resolve the incompatibility issue related to the /SAPAPO/OM_ERROR2124 error message.