How To Fix UCM0029 - Object &1 (with object type &2) is generated with class &4, not &3

SAP Error Message - Details

• Message type: E = Error

• Message class: UCM0 - Messages for Data Basis, Cons Area, ...

• Message number: 029

• Message text: Object &1 (with object type &2) is generated with class &4, not &3

What causes this issue?

The object with physical name &V1& (object type &V2&) is not generated
by class &V3& being used here. This object belongs to generations with
class &V4&.

System Response

Object &V1& (object type &V2&) will be ignored.

How to fix this error?

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

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 UCM0029 - Object &1 (with object type &2) is generated with class &4, not &3 ?

  The SAP error message UCM0029 indicates that there is a mismatch between the expected class of an object and the class that is actually assigned to it. This error typically occurs in the context of SAP's Universal Change Management (UCM) framework, which is used for managing changes to various objects in the system.
  Cause:
  The error message UCM0029 is triggered when:
  
  An object (e.g., a transport request, a configuration object, etc.) is generated with a class that does not match the expected class.
  The system expects the object to be generated with a specific class (denoted by &3), but it has been generated with a different class (denoted by &4).
  
  This can happen due to:
  
  Incorrect configuration settings in the UCM.
  Manual changes or custom developments that lead to inconsistencies.
  Issues with the transport layer or the way objects are being transported between systems.
  
  Solution:
  To resolve the UCM0029 error, you can take the following steps:
  
  
  Check Object Configuration:
  
  Verify the configuration settings for the object type in question. Ensure that the expected class is correctly defined in the system.
  
  
  
  Review Custom Developments:
  
  If there are any custom developments or modifications related to the object, review them to ensure they are not causing the mismatch.
  
  
  
  Transport Request Review:
  
  If the object is part of a transport request, check the transport logs to see if there were any issues during the transport process that could have led to the class mismatch.
  
  
  
  Consistency Check:
  
  Perform a consistency check on the objects involved. This can often be done using transaction codes like SE03 (Transport Organizer Tools) or SE09/SE10 (Transport Requests).
  
  
  
  Recreate the Object:
  
  If the issue persists, consider recreating the object with the correct class. This may involve deleting the incorrect object and creating a new one with the expected class.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to UCM and the specific object type for any additional guidance or known issues.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant logs or configurations.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE03, SE09, SE10, and SE80 for managing transports and objects.
  SAP Notes: Check for any SAP Notes related to UCM and the specific object type for updates or patches that may address the issue.
  Change Management Best Practices: Review best practices for change management in SAP to prevent similar issues in the future.
  
  By following these steps, you should be able to identify the cause of the UCM0029 error and implement a solution to resolve it.