How To Fix CRM_IST_CONTRACT166 - Header ID &1 and GUID &2 do not match

CRM_IST_CONTRACT166 - Overview

• Message type: E = Error

• Message class: CRM_IST_CONTRACT - Messages for the IST Contract

• Message number: 166

• Message text: Header ID &1 and GUID &2 do not match

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_IST_CONTRACT166 - Header ID &1 and GUID &2 do not match ?

  The SAP error message CRM_IST_CONTRACT166 indicates that there is a mismatch between the header ID and the GUID (Globally Unique Identifier) of a contract in the SAP CRM system. This typically occurs when there is an inconsistency in the data, possibly due to data corruption, incorrect data entry, or issues during data migration.
  
  Cause:
  
  Data Inconsistency: The header ID and GUID are expected to match for a contract, and if they do not, it suggests that the data may have been altered or corrupted.
  Incorrect Data Entry: Manual entry errors can lead to mismatched IDs.
  Data Migration Issues: If data was migrated from another system or during an upgrade, it may not have been transferred correctly.
  System Bugs: Occasionally, bugs in the SAP system can lead to inconsistencies.
  
  
  Solution:
  
  Verify Data: Check the database entries for the contract in question. Ensure that the header ID and GUID are correctly associated.
  Recreate the Contract: If the contract is corrupted,