How To Fix MPE_OAN170 - Work instruction &1, version &2 not referenced in the OAN


MPE_OAN170 - Overview

  • Message type: E = Error

  • Message class: MPE_OAN - Operation Activity Network Messages

  • Message number: 170

  • Message text: Work instruction &1, version &2 not referenced in the OAN

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  • Self-Explanatory Message

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Smart SAP Assistant

  • What is the cause and solution for SAP error message MPE_OAN170 - Work instruction &1, version &2 not referenced in the OAN ?
    The SAP error message MPE_OAN170 indicates that a specific work instruction (identified by &1) and its version (identified by &2) are not referenced in the Operational Activity Network (OAN). This error typically arises in the context of maintenance planning or production processes where work instructions are expected to be linked to specific operational activities.
    
    Cause: Missing Reference: The work instruction may not have been properly linked to the OAN, which means that the system cannot find the necessary association to execute the task. Incorrect Version: The version of the work instruction being referenced may not be valid or may not exist in the system. Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the database or issues with the configuration of the work instructions. Authorization Issues: Sometimes, the user may not have the necessary permissions to view or access the work instruction.
    Solution: Check Work Instruction: Verify that the work instruction &1

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