How To Fix MY263 - Pool &4 is assigned to material &1 in &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: MY - Messages for Balance Sheet Valuation(Low.Val.Det./LIFO/FIFO)

• Message number: 263

• Message text: Pool &4 is assigned to material &1 in &2 &3

What causes this issue?

You are processing layers of a single material &V1& that is assigned to
LIFO pool &V4& in the material master. No single material layers are
taken into account for this material during normal execution of LIFO
valuation.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check whether a mistake has been made here. If appropriate, exit the
transaction.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MY263 - Pool &4 is assigned to material &1 in &2 &3 ?

  The SAP error message MY263 indicates that there is an issue with the assignment of a pool to a material in a specific context, such as a plant or storage location. This error typically arises in the context of inventory management or material master data management.
  Cause:
  The error message MY263 occurs when:
  
  A material is assigned to a pool that is not valid for the current transaction or context.
  There may be inconsistencies in the material master data, such as incorrect configuration or missing entries.
  The pool may not be properly defined or activated in the system.
  
  Solution:
  To resolve the MY263 error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master record for the material in question (transaction code MM03).
  Verify the settings related to the pool assignment. Ensure that the pool is correctly assigned to the material.
  
  
  
  Review Pool Configuration:
  
  Check the configuration of the pool in the system (transaction code OMC1 or similar).
  Ensure that the pool is active and properly defined for the relevant materials and contexts.
  
  
  
  Validate Plant/Storage Location:
  
  Ensure that the plant or storage location associated with the material is correctly set up and that the pool is valid for that specific location.
  
  
  
  Check for Inconsistencies:
  
  Use transaction code SE11 to check the database table related to material pools and ensure there are no inconsistencies or missing entries.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the MY263 error for any specific guidance or updates that may apply to your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide patches or additional insights based on your specific system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: MM03 (Display Material), OMC1 (Maintain Pool), SE11 (Data Dictionary).
  SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding the MY263 error.
  Material Management: Understanding the broader context of material management in SAP can help in troubleshooting similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the MY263 error in your SAP system.