How To Fix /SAPAPO/OM_ERROR2183 - A matrix involved with the shipment item is not described properly

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 183

• Message text: A matrix involved with the shipment item is not described properly

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR2183 - A matrix involved with the shipment item is not described properly ?

  The SAP error message /SAPAPO/OM_ERROR2183 indicates that there is an issue with the configuration of a matrix related to a shipment item in the Advanced Planning and Optimization (APO) module. This error typically arises when the system cannot find the necessary data or configuration for the matrix that is supposed to be associated with the shipment item.
  Cause:
  
  Missing Matrix Configuration: The matrix that is supposed to be linked to the shipment item is not defined or is incorrectly configured in the system.
  Data Inconsistency: There may be inconsistencies in the data related to the shipment item or the matrix, such as missing entries or incorrect relationships.
  Master Data Issues: The master data (like product, location, or transportation lanes) related to the shipment item may not be properly maintained or may be missing.
  Custom Development: If there are custom developments or enhancements in the system, they might not be handling the matrix correctly.
  
  Solution:
  
  
  Check Matrix Configuration: 
  
  Go to the configuration settings in the APO system and verify that the matrix related to the shipment item is properly defined.
  Ensure that all necessary parameters and settings are correctly maintained.
  
  
  
  Review Master Data:
  
  Check the master data for the shipment item, including product, location, and transportation lanes, to ensure that all required data is present and correctly configured.
  Make sure that the relevant master data is active and not in a deleted or inactive state.
  
  
  
  Data Consistency Check:
  
  Run consistency checks in the APO system to identify any discrepancies or missing data that could be causing the error.
  Use transaction codes like /SAPAPO/OM_COCKPIT or /SAPAPO/OM_MAINTAIN to review and maintain the relevant data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to this specific error message for any additional guidance or troubleshooting steps.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process to identify where the matrix is being called and why it is not being found.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, providing them with the error message and any relevant details about your configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in APO for managing shipment items and matrices.
  SAP Notes: Search for SAP Notes related to this error message for any patches or updates that may address the issue.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the issue causing the /SAPAPO/OM_ERROR2183 error message.