How To Fix /SAPAPO/SEQ144 - &1 is not a model mix line

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SEQ -

• Message number: 144

• Message text: &1 is not a model mix 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 /SAPAPO/SEQ144 - &1 is not a model mix line ?

  The SAP error message /SAPAPO/SEQ144 &1 is not a model mix line typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when dealing with production planning and scheduling. This error indicates that the system is expecting a model mix line, but the specified line does not meet the criteria for being classified as such.
  Cause:
  
  Incorrect Line Type: The line specified in the error message is not defined as a model mix line in the system. Model mix lines are used in production planning to represent a combination of different products that can be produced on the same production line.
  Configuration Issues: There may be configuration issues in the APO system where the line is not set up correctly to handle model mixes.
  Data Integrity Issues: There could be inconsistencies or missing data in the master data related to the production line or the products involved.
  
  Solution:
  
  Check Line Configuration: Verify the configuration of the production line in the APO system. Ensure that it is set up as a model mix line. This can typically be done in the APO system under the relevant configuration settings.
  Review Master Data: Check the master data for the products and the production line. Ensure that all necessary attributes and settings are correctly defined.
  Use Correct Line: If the line specified in the error is not intended to be a model mix line, ensure that the correct line is being referenced in your planning or scheduling process.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on how to configure model mix lines and the requirements for them.
  Contact SAP Support: If the issue persists after checking the configuration and master data, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Model Mix Lines: These are production lines that can produce multiple products in varying proportions. They are particularly useful in environments where production needs to be flexible and responsive to demand.
  APO Configuration: Understanding the configuration settings in SAP APO is crucial for effective production planning. This includes settings for production lines, product master data, and planning strategies.
  Error Handling: Familiarize yourself with common error messages in SAP APO and their resolutions to improve troubleshooting efficiency.
  
  By addressing the configuration and data integrity issues, you should be able to resolve the error and ensure that the production planning process runs smoothly.