How To Fix DGHU138 - Error while locking dangerous goods classification &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DGHU - Messages for Handling Unit and Dynam. Classification

• Message number: 138

• Message text: Error while locking dangerous goods classification &1

What causes this issue?

The system cannot lock the dangerous goods classification &V1& .

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?

Choose a different dangerous goods classification.

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 DGHU138 - Error while locking dangerous goods classification &1 ?

  The SAP error message DGHU138, which states "Error while locking dangerous goods classification &1," typically occurs in the context of managing dangerous goods data within the SAP system. This error indicates that there was an issue when the system attempted to lock the dangerous goods classification for a specific material or item.
  Causes:
  
  Concurrency Issues: The most common cause of this error is that another user or process is currently accessing or modifying the dangerous goods classification for the same material, leading to a locking conflict.
  Database Locking: The database may have a lock on the dangerous goods classification table, preventing other transactions from accessing it.
  Authorization Issues: The user may not have the necessary authorizations to lock the dangerous goods classification.
  System Errors: There could be underlying system issues or bugs that are causing the locking mechanism to fail.
  
  Solutions:
  
  Wait and Retry: If the error is due to a concurrency issue, waiting for a few moments and then retrying the operation may resolve the issue.
  Check for Active Sessions: Use transaction codes like SM12 (to check for locks) to see if there are any active sessions that are locking the dangerous goods classification. If you find any, you may need to coordinate with the user or administrator to resolve the lock.
  Review Authorizations: Ensure that the user has the necessary authorizations to perform the operation. This may involve checking roles and permissions in the user profile.
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or information that may provide more context about the issue.
  Technical Support: If the issue persists, consider reaching out to your SAP Basis team or technical support for further investigation. They may need to look into system configurations or potential bugs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  DGH1: Dangerous Goods Classification
  SM12: Display and manage locks
  SLG1: Application Log
  
  
  Documentation: Review SAP documentation related to dangerous goods management for best practices and troubleshooting tips.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues or provide patches related to this error.
  
  By following these steps, you should be able to identify the cause of the DGHU138 error and take appropriate action to resolve it.