How To Fix M8_2065 - No unique relationship between central contract ID and S/4HANA contr. ID

M8_2065 - Overview

• Message type: E = Error

• Message class: M8_2 - Logistics Invoice Verification

• Message number: 065

• Message text: No unique relationship between central contract ID and S/4HANA contr. ID

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 M8_2065 - No unique relationship between central contract ID and S/4HANA contr. ID ?

  The SAP error message M8_2065, which states "No unique relationship between central contract ID and S/4HANA contract ID," typically occurs in the context of contract management within SAP S/4HANA. This error indicates that there is an issue with the mapping or relationship between a central contract (often from SAP ECC or another system) and the corresponding contract ID in S/4HANA.
  
  Cause:
  
  Duplicate Entries: There may be multiple entries in the system for the same central contract ID, leading to ambiguity in identifying which S/4HANA contract ID corresponds to it.
  Data Migration Issues: If data was migrated from an older system (like SAP ECC) to S/4HANA, there may have been issues during the migration process that resulted in inconsistent or duplicate contract IDs.
  
  Configuration Issues: The system configuration may not be set up correctly to establish a unique relationship between the central contract and the S/4HANA contract.
  Inconsistent Data: There may be inconsistencies in the data