How To Fix TR150 - View table & already has namespace reservations

SAP Error Message - Details

• Message type: E = Error

• Message class: TR - Change and Transport System

• Message number: 150

• Message text: View table & already has namespace reservations

What causes this issue?

Required-entry field <LS>CHECKID</> was not filled.

System Response

The field is displayed again for you to make an entry.

How to fix this error?

Please enter a CHECKID:
R object can be transported, but not locked
L object can be transported and locked

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TR150 - View table & already has namespace reservations ?

  The SAP error message TR150 indicates that a view table already has namespace reservations, which typically occurs when you are trying to create or modify a view in the ABAP Dictionary (SE11) and the system detects that the namespace is already reserved for another object.
  Cause:
  
  Namespace Conflict: The view you are trying to create or modify is in a namespace that is already reserved for another object (like a table, view, or other database object).
  Transport Request Issues: If you are working in a transport request, there may be conflicts with existing objects in the transport directory.
  Development Class Issues: The development class (package) associated with the view may have restrictions or conflicts with other objects.
  
  Solution:
  
  
  Check Existing Objects: Use transaction SE11 to check if there are existing objects (tables, views) in the same namespace. If so, you may need to choose a different namespace or modify the existing object instead of creating a new one.
  
  
  Change Namespace: If you have the necessary authorizations, consider changing the namespace of your view to avoid conflicts. This can be done in the attributes of the view.
  
  
  Review Transport Requests: If you are working within a transport request, ensure that there are no pending changes or conflicts in the transport directory. You may need to release or adjust the transport request.
  
  
  Check Development Class: Ensure that the development class (package) you are using is appropriate for the object you are trying to create. If it is a local object, ensure it is not conflicting with other objects in the same package.
  
  
  Consult Documentation: Review SAP documentation or notes related to namespace reservations and view creation for any specific guidelines or restrictions.
  
  
  Contact Basis Team: If you are unable to resolve the issue, it may be necessary to contact your SAP Basis team for assistance, as they can provide insights into system configurations and namespace management.
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE03 (Transport Organizer), SE09 (Transport Organizer).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Namespace Management: Familiarize yourself with how namespaces are managed in your SAP system, including reserved namespaces and naming conventions.
  
  By following these steps, you should be able to identify the cause of the TR150 error and implement a suitable solution.