How To Fix OQ_C129 - Unable to determine suitable target line

SAP Error Message - Details

• Message type: E = Error

• Message class: OQ_C - IS-Oil SSR : Message pool Fuels

• Message number: 129

• Message text: Unable to determine suitable target line

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OQ_C129 - Unable to determine suitable target line ?

  The SAP error message OQ_C129 "Unable to determine suitable target line" typically occurs in the context of order processing, particularly when dealing with production orders, sales orders, or other related documents. This error indicates that the system is unable to find a suitable target line for a specific operation or transaction, which can be due to various reasons.
  Causes:
  
  
  Missing or Incorrect Data: The target line may not exist due to missing or incorrect data in the order or document. This could include incorrect item numbers, missing components, or incorrect configuration settings.
  
  
  Configuration Issues: There may be issues with the configuration of the material master, BOM (Bill of Materials), or routing that prevent the system from determining the correct target line.
  
  
  Stock Availability: If the system cannot find sufficient stock or if the stock is not available in the required location, it may lead to this error.
  
  
  Document Status: The status of the document (e.g., production order, sales order) may not allow for the determination of a target line, especially if it is in a locked or completed state.
  
  
  User Authorizations: Lack of proper authorizations for the user trying to perform the operation can also lead to this error.
  
  
  Solutions:
  
  
  Check Data Entry: Verify that all relevant data has been entered correctly. Ensure that the item numbers, quantities, and other details are accurate.
  
  
  Review Configuration: Check the configuration settings for the material master, BOM, and routing. Ensure that they are set up correctly and that all necessary components are included.
  
  
  Stock Check: Ensure that there is sufficient stock available in the required location. You can check stock levels using transaction codes like MMBE or MB52.
  
  
  Document Status: Review the status of the document you are working with. If it is locked or completed, you may need to change its status or create a new document.
  
  
  User Authorizations: Ensure that the user has the necessary authorizations to perform the operation. You may need to consult with your SAP security team to verify this.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes or updates that may address this specific error. SAP frequently releases updates that can resolve known issues.
  
  
  Debugging: If you have access to debugging tools, you can analyze the program logic to identify where the error is occurring and why the target line cannot be determined.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO01 (Create Production Order), CO02 (Change Production Order), and VA01 (Create Sales Order) to understand where the error might be occurring.
  SAP Community: Engage with the SAP Community forums or support channels for additional insights and solutions from other users who may have encountered the same issue.
  Documentation: Review SAP documentation related to order processing and error handling for more detailed guidance.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP support team or consult with SAP directly for further assistance.