How To Fix /SAPAPO/ATP120 - Error when determining GUID for a characteristics combination

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 120

• Message text: Error when determining GUID for a characteristics combination

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP120 - Error when determining GUID for a characteristics combination ?

  The SAP error message /SAPAPO/ATP120 typically occurs in the context of Advanced Planning and Optimization (APO) when the system is unable to determine the Global Unique Identifier (GUID) for a characteristics combination. This can happen during the availability check or when trying to access certain characteristics in the system.
  Causes:
  
  Missing Characteristics: The characteristics that are required for the combination may not be defined or may be missing in the master data.
  Incorrect Configuration: The configuration of the characteristics or the product master data may not be set up correctly.
  Data Inconsistencies: There may be inconsistencies in the data, such as missing entries in the characteristic value assignments.
  Transport Issues: If the system has recently undergone a transport, there may be issues with the data not being fully updated or synchronized.
  Authorization Issues: The user may not have the necessary authorizations to access the required data.
  
  Solutions:
  
  Check Characteristics Configuration: Ensure that all necessary characteristics are defined in the system and are correctly configured in the product master data.
  Validate Master Data: Review the product master data and ensure that all required characteristics and their values are correctly assigned.
  Data Consistency Check: Run consistency checks on the master data to identify and rectify any inconsistencies.
  Transport Review: If the issue arose after a transport, check the transport logs and ensure that all necessary data was transported correctly.
  Authorization Check: Verify that the user has the appropriate authorizations to access the required characteristics and data.
  Debugging: If the issue persists, consider debugging the process to identify the exact point of failure and gather more detailed information about the error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the error message for any patches or updates that may address the issue.
  Transaction Codes: Use transaction codes like /SAPAPO/ATC for checking the configuration of the characteristics and /SAPAPO/MC62 for checking the product master data.
  Documentation: Refer to SAP documentation for APO and characteristics management for best practices and configuration guidelines.
  
  If the problem continues after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.