How To Fix UCM0077 - Table conversion in background job: Transaction will be stopped

SAP Error Message - Details

• Message type: E = Error

• Message class: UCM0 - Messages for Data Basis, Cons Area, ...

• Message number: 077

• Message text: Table conversion in background job: Transaction will be stopped

What causes this issue?

While generating dictionary objects, a situation has occurred that
requires a table conversion.

System Response

The system will convert the database tables in the background.

How to fix this error?

When the table conversion has successfully finished, restart the
transaction.
Note: Click this link to <DS:TRAN.SM37>look up the status of the
background job</>.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCM0077 - Table conversion in background job: Transaction will be stopped ?

  The SAP error message UCM0077 indicates that there is an issue with a table conversion process that is being executed in the background. This error typically occurs during the execution of a background job that is responsible for converting or updating database tables, and it results in the transaction being stopped.
  Cause:
  The UCM0077 error can be caused by several factors, including:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data that the conversion process is trying to handle.
  Lock Conflicts: Other processes or transactions may be locking the tables that are being converted, preventing the background job from completing successfully.
  Configuration Issues: Incorrect configuration settings for the conversion process or the background job itself can lead to this error.
  Resource Limitations: Insufficient system resources (like memory or processing power) can cause the job to fail.
  Version Compatibility: The error may arise if there are compatibility issues between different versions of SAP components or if the system is not properly updated.
  
  Solution:
  To resolve the UCM0077 error, you can take the following steps:
  
  Check Job Logs: Review the job logs for more detailed error messages or warnings that can provide insight into the specific cause of the failure.
  Analyze Data: Check the data in the tables involved in the conversion process for inconsistencies or corruption. You may need to run data consistency checks or repair tools.
  Release Locks: Ensure that there are no locks on the tables being converted. You can use transaction codes like SM12 to check for and release locks.
  Adjust Configuration: Verify the configuration settings for the background job and the conversion process. Make sure they are set correctly according to SAP guidelines.
  Increase Resources: If resource limitations are suspected, consider increasing the available memory or processing power for the SAP system.
  Update System: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP support for further assistance. They may have additional insights or solutions based on the specific context of your system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (to monitor background jobs), SM12 (to check for locks), and ST22 (to analyze dumps).
  SAP Notes: Search for SAP Notes related to UCM0077 or table conversion issues in the SAP Support Portal. These notes may provide specific fixes or workarounds.
  Documentation: Review SAP documentation related to table conversions and background job management for best practices and troubleshooting tips.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the UCM0077 error in your SAP system.