How To Fix DDUT405 - Unexpected Append name &1

DDUT405 - Overview

• Message type: E = Error

• Message class: DDUT - DD: Messages for Delivery Actions and Upgrade

• Message number: 405

• Message text: Unexpected Append name &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDUT405 - Unexpected Append name &1 ?

  The SAP error message DDUT405 "Unexpected Append name &1" typically occurs during the activation of a data dictionary object, such as a table or structure, when the system encounters an unexpected append structure. This error can arise due to various reasons, including inconsistencies in the data dictionary or issues with the naming conventions of append structures.
  
  Cause:
  
  Naming Conflicts: The append structure name may conflict with existing objects or naming conventions in the system.
  Inconsistent Data Dictionary: There may be inconsistencies in the data dictionary, such as missing or incorrectly defined append structures.
  Transport Issues: If the append structure was transported from another system, there may be issues related to the transport that caused the append structure to be incorrectly defined or activated.
  Development Environment Issues: If you are working in a development environment, there may be issues with the local data dictionary that need to be resolved.
  
  
  Solution:
  
  Check Naming Conventions: Ensure that the append structure