How To Fix CNVMBT168 - Database updated failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBT - Messages for MBT/API/PCL

• Message number: 168

• Message text: Database updated failed

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 CNVMBT168 - Database updated failed ?

  The SAP error message CNVMBT168, which indicates "Database update failed," typically occurs during data migration or conversion processes, particularly when using the SAP Migration Cockpit or similar tools. This error can arise due to various reasons, including data inconsistencies, database constraints, or issues with the migration logic.
  Causes:
  
  Data Inconsistencies: The data being migrated may not meet the required format or constraints of the target database.
  Database Constraints: Foreign key constraints, unique constraints, or other database rules may be violated during the update.
  Locking Issues: The database table may be locked by another process, preventing the update from being executed.
  Insufficient Authorizations: The user executing the migration may not have the necessary permissions to perform the update.
  Technical Issues: There may be underlying technical issues with the database or the SAP system itself.
  
  Solutions:
  
  Check Data Consistency: Review the data being migrated for any inconsistencies or violations of database constraints. Ensure that all required fields are populated and that data types match.
  Review Logs: Check the detailed logs for the migration process to identify the specific record or operation that caused the failure. This can provide insights into what went wrong.
  Database Constraints: Ensure that all database constraints are satisfied. This may involve adjusting the data or modifying the database schema temporarily.
  Release Locks: If the issue is due to locking, identify and release any locks on the affected tables.
  User Authorizations: Verify that the user executing the migration has the necessary authorizations to perform the update.
  Retry the Operation: After addressing the identified issues, retry the migration operation.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Migration Cockpit: This tool is commonly used for data migration in SAP S/4HANA projects. Familiarity with its functionalities can help in troubleshooting.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1 (Application Log) to view logs related to the migration process.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.