How To Fix V6816 - Changes to HU & were not successful

SAP Error Message - Details

• Message type: E = Error

• Message class: V6 - Interface to External Transportation Systems

• Message number: 816

• Message text: Changes to HU & were not successful

What causes this issue?

The system could not change the handling unit.

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?

Is the handling unit identification number correct?
Does the HU to change already exist? (see table VEKP)
Is the handling unit locked by another user?
Is the data to change (such as quantities) consistent?

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 V6816 - Changes to HU & were not successful ?

  The SAP error message V6816, which states "Changes to HU & were not successful," typically occurs in the context of handling units (HUs) in SAP's logistics and warehouse management modules. This error indicates that there was an issue when trying to make changes to a handling unit, which could be due to various reasons.
  Causes of Error V6816
  
  Locked Handling Unit: The handling unit may be locked by another process or user, preventing changes from being made.
  Inconsistent Data: There may be inconsistencies in the data related to the handling unit, such as missing or incorrect information.
  Status Issues: The handling unit may be in a status that does not allow for changes (e.g., it may be in a completed or closed status).
  Authorization Issues: The user may not have the necessary authorizations to make changes to the handling unit.
  System Configuration: There may be configuration issues in the system that prevent changes from being processed correctly.
  
  Solutions to Error V6816
  
  Check Lock Status: Verify if the handling unit is locked. You can use transaction codes like SM12 to check for locks and release them if necessary.
  Review Data Consistency: Check the data associated with the handling unit for any inconsistencies. Ensure that all required fields are filled out correctly.
  Check Handling Unit Status: Review the status of the handling unit. If it is in a status that does not allow changes, you may need to change its status or create a new handling unit.
  Authorization Check: Ensure that the user attempting to make the changes has the necessary authorizations. You may need to consult with your SAP security team.
  Consult SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that may resolve known issues.
  Debugging: If you have access to development tools, you can debug the process to identify the exact point of failure.
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as HU02 (Change Handling Unit), HU03 (Display Handling Unit), and LT03 (Transfer Order).
  SAP Documentation: Refer to SAP Help documentation for handling units and warehouse management for more detailed information on processes and configurations.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP support team or consult with SAP directly for further assistance.