How To Fix /SAPAPO/OM_SYNC312 - Original quantities differ at input and output nodes

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_SYNC -

• Message number: 312

• Message text: Original quantities differ at input and output nodes

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_SYNC312 - Original quantities differ at input and output nodes ?

  The SAP error message /SAPAPO/OM_SYNC312 indicates that there is a discrepancy between the original quantities at the input and output nodes in the context of the SAP Advanced Planning and Optimization (APO) module. This error typically arises during the synchronization process between different planning areas or during the transfer of data between the APO and the SAP ERP system.
  Cause:
  
  
  Data Inconsistency: The original quantities at the input node (e.g., a source location or planning object) do not match the quantities at the output node (e.g., a destination location or planning object). This can happen due to manual changes, incorrect data entry, or issues during data transfer.
  
  
  Planning Versions: If different planning versions are being used, there may be inconsistencies in the data being synchronized.
  
  
  Time Period Issues: The error may also occur if there are discrepancies in the time periods being considered for the input and output nodes.
  
  
  Master Data Issues: Problems with master data, such as incorrect or missing information for materials, locations, or other relevant entities, can lead to this error.
  
  
  Solution:
  
  
  Check Data Consistency: Verify the original quantities at both the input and output nodes. Ensure that they match and that there are no discrepancies.
  
  
  Review Planning Versions: Ensure that the same planning version is being used for both the input and output nodes. If necessary, synchronize the versions.
  
  
  Examine Time Periods: Check the time periods for which the quantities are being compared. Ensure that they align correctly.
  
  
  Master Data Validation: Review the master data for the materials and locations involved. Ensure that all relevant data is accurate and complete.
  
  
  Reprocess the Data: If the issue persists, consider reprocessing the data or re-running the relevant planning runs to ensure that the quantities are updated correctly.
  
  
  Consult Logs: Check the application logs for more detailed information about the error. This can provide insights into what specifically caused the discrepancy.
  
  
  SAP Notes and Support: If the issue cannot be resolved through the above steps, consult SAP Notes for any known issues or patches related to this error. You may also consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/OM_ORDER or /SAPAPO/OM_ORDER_DISPLAY to view and analyze orders and their quantities.
  APO Configuration: Ensure that the configuration settings in APO are correctly set up for the planning areas and that the integration with SAP ERP is functioning properly.
  Documentation: Refer to SAP documentation for detailed explanations of the synchronization processes and error handling in APO.
  
  By following these steps, you should be able to identify and resolve the issue causing the /SAPAPO/OM_SYNC312 error message.