How To Fix TK150 - Not all selected entries could be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 150

• Message text: Not all selected entries could be deleted

What causes this issue?

The object and key entries you marked could not be deleted because
locked and/or undeletable entries were also marked.

System Response

These entries were not deleted, but are still marked.

How to fix this error?

If you did not want to delete the entries, use the <LS>Undo</> function
to restore the condition from the last save.
To delete blocked entries, use the line delete function.

Error message extract from SAP system. Copyright SAP SE.