How To Fix /SAPAPO/OM_ERROR2065 - Negative shift number

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 065

• Message text: Negative shift number

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR2065 - Negative shift number ?

  The SAP error message /SAPAPO/OM_ERROR2065 with the description "Negative shift number" typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the shift number being used in a planning operation. This error indicates that a negative value has been assigned to a shift number, which is not valid in the context of the planning process.
  Cause:
  
  Invalid Shift Number: The most common cause of this error is that a negative shift number has been entered or calculated in the planning process. Shift numbers are expected to be non-negative integers, representing time periods or shifts in production planning.
  Data Entry Error: There may have been a manual data entry error where a user inadvertently entered a negative value.
  Configuration Issues: Incorrect configuration in the planning settings or master data could lead to the generation of negative shift numbers.
  Custom Code: If there are custom enhancements or user exits in the planning process, they might be incorrectly calculating or passing a negative shift number.
  
  Solution:
  
  Check Input Values: Review the input values for the planning run or transaction that triggered the error. Ensure that all shift numbers are non-negative.
  Review Master Data: Check the master data related to the planning object (e.g., production resources, locations) to ensure that there are no inconsistencies or incorrect values that could lead to negative shift numbers.
  Configuration Review: Verify the configuration settings in the APO system related to planning and shifts. Ensure that all settings are correctly defined and that there are no discrepancies.
  Debugging: If the error persists, consider debugging the planning process to identify where the negative shift number is being generated. This may involve checking custom code or enhancements that could be affecting the calculation.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes in APO that may help in troubleshooting, such as /SAPAPO/OM_ORDER for order management or /SAPAPO/OM_PLANNING for planning-related transactions.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the /SAPAPO/OM_ERROR2065 error and implement a solution to resolve it.