How To Fix C1668 - Error reading change documents

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 668

• Message text: Error reading change documents

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1668 - Error reading change documents ?

  The SAP error message C1668, which states "Error reading change documents," typically occurs when there is an issue with accessing or retrieving change document data in the SAP system. This can happen for various reasons, including configuration issues, data inconsistencies, or problems with the underlying database.
  Causes:
  
  Missing Change Document Configuration: The change document object may not be properly configured in the system.
  Authorization Issues: The user may not have the necessary authorizations to read change documents.
  Database Issues: There could be issues with the database that prevent the retrieval of change documents.
  Data Inconsistencies: Corrupted or inconsistent data in the change document tables can lead to this error.
  Transport Issues: If the change document configuration was transported from another system, it may not have been set up correctly.
  
  Solutions:
  
  Check Configuration: Ensure that the change document object is correctly configured in the system. You can check this in transaction code SCDO (Change Document Objects).
  Review Authorizations: Verify that