How To Fix EL551 - Segment number &1: System could not find the MR result to be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: EL - IS-U meter reading data processing

• Message number: 551

• Message text: Segment number &1: System could not find the MR result to be changed

What causes this issue?

Segment number &V1&: The system cannot find the meter reading to be
changed for reference date &V2&.

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?

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 EL551 - Segment number &1: System could not find the MR result to be changed ?

  The SAP error message EL551 indicates that the system could not find the Material Requirements (MR) result that you are trying to change. This error typically occurs in the context of Material Requirements Planning (MRP) or when dealing with production orders, purchase requisitions, or similar processes.
  Cause:
  
  
  Missing MR Result: The specific MR result you are trying to access or modify does not exist in the system. This could be due to a variety of reasons, such as:
  
  The MR result was deleted or not created.
  The data was not properly saved or committed in the database.
  There may be a mismatch in the segment number or other identifiers being used.
  
  
  
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in related tables or incorrect configurations.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access or modify the MR result.
  
  
  Solution:
  
  
  Check MR Result Existence: Verify that the MR result you are trying to change actually exists in the system. You can do this by checking the relevant transaction codes or tables (e.g., MD04 for stock/requirements list).
  
  
  Review Segment Number: Ensure that the segment number you are using is correct and corresponds to an existing MR result.
  
  
  Data Consistency Check: Run consistency checks on the relevant data. You may need to use transaction codes like SE11 to check the database tables or SE38 to run any relevant reports that can help identify inconsistencies.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify the MR results. You may need to consult with your SAP security team to verify this.
  
  
  Recreate MR Result: If the MR result is missing and cannot be found, you may need to recreate it. This could involve re-running the MRP process or manually creating the necessary entries.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MD04 (Stock/Requirements List)
  MD02 (Single-Item, Multi-Level Planning)
  CO01 (Create Production Order)
  
  
  
  Tables: Understand the relevant tables that store MR results, such as:
  
  MRP-related tables (e.g., MDKP, MDVM, etc.)
  
  
  
  SAP Documentation: Review SAP documentation and help files related to MRP and production planning for more context on how MR results are managed.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with your SAP support team or consult with an SAP expert for further assistance.