How To Fix MC251 - MC ID &-& inconsistent

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 251

• Message text: MC ID &-& inconsistent

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MC251 - MC ID &-& inconsistent ?

  The SAP error message MC251 with the message ID MC indicates that there is an inconsistency in the data related to the Material Master or the Info Records in the context of Material Management (MM) and Controlling (CO) modules. This error typically arises during the execution of certain transactions or reports that involve material movements, inventory management, or cost calculations.
  Cause of the Error:
  
  
  Inconsistent Data: The most common cause is that the data in the Material Master or related tables is inconsistent. This can happen due to:
  
  Manual data entry errors.
  Incomplete or incorrect updates during data migration or system upgrades.
  Issues with the integration between different modules (e.g., MM and CO).
  Missing or incorrect configuration settings.
  
  
  
  Missing Master Data: If the system is trying to access a material that does not have the necessary master data (like valuation class, price control, etc.), it can lead to this error.
  
  
  Incorrect Settings: Configuration settings in the system that do not align with the business processes can also lead to inconsistencies.
  
  
  Solution:
  To resolve the MC251 error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the Material Master (transaction code MM03) and check the relevant views (Basic Data, Purchasing, Accounting, etc.) for the material in question.
  Ensure that all necessary fields are filled out correctly and that there are no missing entries.
  
  
  
  Review Info Records:
  
  Check the Info Records (transaction code ME13) related to the material and vendor. Ensure that they are correctly maintained and consistent.
  
  
  
  Run Consistency Checks:
  
  Use transaction codes like MB5B or MB5C to check for inconsistencies in inventory data.
  You can also use transaction code CKMLCP to check for inconsistencies in cost estimates.
  
  
  
  Reprocess or Recreate Data:
  
  If you find any inconsistencies, you may need to correct or re-enter the data.
  In some cases, it may be necessary to delete and recreate certain records.
  
  
  
  Check Configuration Settings:
  
  Review the configuration settings in SPRO related to Material Management and ensure they are set up correctly.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that can resolve known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), ME13 (Display Info Record), MB5B (Stock on Posting Date), and CKMLCP (Costing Run).
  Documentation: Review SAP documentation related to Material Management and Controlling for best practices in data maintenance.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the inconsistency causing the MC251 error in SAP.