How To Fix 0M335 - Discarding modification not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: 0M - Customer Enhancements

• Message number: 335

• Message text: Discarding modification not possible

What causes this issue?

When you attempted to discard the modifications, the system determined
that the object was not changed using the Modification Assistant.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0M335 - Discarding modification not possible ?

  The SAP error message 0M335: "Discarding modification not possible" typically occurs in the context of SAP's data management, particularly when dealing with modifications to data records in a database. This error indicates that the system is unable to discard or reverse a modification that has been made to a data record.
  Causes:
  
  Locked Records: The record you are trying to modify may be locked by another user or process, preventing any changes from being discarded.
  Incomplete Transactions: If a transaction is incomplete or has not been properly saved, the system may not allow you to discard modifications.
  Authorization Issues: The user may not have the necessary authorizations to discard modifications on the specific data record.
  Data Integrity Constraints: There may be data integrity constraints that prevent the modification from being discarded.
  Technical Issues: There could be underlying technical issues, such as database inconsistencies or system errors.
  
  Solutions:
  
  Check Locks: Use transaction codes like SM12 to check for any locks on the record. If another user has locked the record, you may need to wait until they release it.
  Complete Transactions: Ensure that all transactions are completed and saved properly before attempting to discard modifications.
  Review Authorizations: Verify that the user has the necessary authorizations to perform the action. You may need to consult with your SAP security team.
  Data Integrity Checks: Review any data integrity constraints that may be in place. Ensure that the data you are trying to modify adheres to these constraints.
  Technical Support: If the issue persists, consider reaching out to your SAP Basis team or technical support for assistance. They can help diagnose any underlying technical issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE16 (Data Browser), and SM21 (System Log) for troubleshooting.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to data modification and transaction management for best practices and guidelines.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.