How To Fix /SAPAPO/OM_ERROR166 - An invalid mode priority was specified for a mode

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 166

• Message text: An invalid mode priority was specified for a mode

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR166 - An invalid mode priority was specified for a mode ?

  The SAP error message /SAPAPO/OM_ERROR166 indicates that there is an issue with the mode priority specified for a mode in the Advanced Planning and Optimization (APO) module. This error typically arises when the mode priority assigned to a production mode or resource is not valid or does not conform to the expected configuration.
  Cause:
  
  Invalid Mode Priority: The mode priority specified may not exist or may not be correctly defined in the system.
  Configuration Issues: There may be inconsistencies in the configuration of modes and their priorities in the APO system.
  Data Entry Errors: Manual entry errors when defining modes or their priorities can lead to this error.
  Missing Master Data: The required master data for the mode or resource may be incomplete or missing.
  
  Solution:
  
  
  Check Mode Configuration:
  
  Go to the mode configuration in the APO system and verify that the mode priorities are correctly defined.
  Ensure that the mode you are trying to use is active and has a valid priority assigned.
  
  
  
  Review Master Data:
  
  Check the master data for the relevant resources and modes to ensure that all necessary information is correctly maintained.
  Make sure that the mode priority is within the acceptable range and is not duplicated.
  
  
  
  Correct Data Entry:
  
  If the error was caused by incorrect data entry, correct the mode priority in the relevant configuration settings.
  Ensure that all entries conform to the expected format and values.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on defining mode priorities and configurations.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error does not reoccur.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/OM for mode configuration or /SAPAPO/MC for checking master data.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide patches related to this error.
  Documentation: Review the SAP APO documentation for detailed information on mode configuration and management.
  
  By following these steps, you should be able to identify and resolve the cause of the /SAPAPO/OM_ERROR166 error in your SAP system.