How To Fix TB390 - Error in saving (no changes saved)

SAP Error Message - Details

• Message type: E = Error

• Message class: TB - SM31 table maintenance messages

• Message number: 390

• Message text: Error in saving (no changes saved)

What causes this issue?

An error occurred when writing in the (table) database.

System Response

None of the modificatons made were saved.

How to fix this error?

Try again to save. If errors occur again, please inform the system
administrator.
If the error cannot be corrected, the adjustment procedure must be
terminated without saving. Any modifications already made are lost.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TB390 - Error in saving (no changes saved) ?

  The SAP error message TB390, which states "Error in saving (no changes saved)," typically occurs when there is an issue during the saving process of a transaction or data entry in the SAP system. This error can arise from various causes, and understanding these can help in troubleshooting and resolving the issue.
  Causes of TB390 Error
  
  
  Authorization Issues: The user may not have the necessary permissions to save changes in the specific transaction or data entry.
  
  
  Data Validation Errors: There may be validation rules that are not met, such as mandatory fields being left blank or incorrect data formats.
  
  
  Technical Issues: There could be underlying technical problems, such as database locks, system performance issues, or temporary system errors.
  
  
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to errors when trying to save data.
  
  
  User Session Issues: Sometimes, issues with the user session, such as timeouts or session expirations, can prevent saving changes.
  
  
  Solutions to TB390 Error
  
  
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the action. This can be verified by checking the user roles and permissions in the SAP system.
  
  
  Review Input Data: Double-check the data being entered for any missing mandatory fields or incorrect formats. Ensure that all required fields are filled out correctly.
  
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the database that might be preventing the save operation. If locks are found, they may need to be released.
  
  
  System Performance: If the system is slow or unresponsive, it may be worth checking system performance or contacting the IT support team to investigate any underlying issues.
  
  
  Session Management: Log out and log back into the SAP system to refresh the user session. This can sometimes resolve temporary session-related issues.
  
  
  Consult Logs: Check the application logs (transaction SLG1) for more detailed error messages that can provide insights into what went wrong during the save operation.
  
  
  Contact Support: If the issue persists after trying the above solutions, it may be necessary to contact your SAP support team or consult SAP Notes for any known issues related to this error.
  
  
  Related Information
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the TB390 error.
  Transaction Codes: Familiarize yourself with transaction codes like SM21 (System Log), SLG1 (Application Log), and ST22 (Dump Analysis) for troubleshooting.
  User Training: Ensure that users are trained on the correct procedures for data entry and saving in the SAP system to minimize errors.
  
  By following these steps, you should be able to identify and resolve the TB390 error effectively.