Diagnosis
The sequence of the nodes with enhancement IDs in a structure is to bechanged. Various checks are made to ensure that the enhancement IDs arechangeable:
Does the user have development authorization for the enhancement IDpackage (authorization object 'S_DEVELOP', activity '02').
The function module 'TR_OBJECT_CHECK' checks whether the enhancement IDcan be edited from the transport system perspective.

System Response
If any of these checks fail, this enhancement ID is not released forchanges.

Procedure
Check whether you have the required authorizations for theauthorization object 'S_DEVELOP'. Contact your system administrator.
If the transport system check fails, the object 'R3TR' 'SHI5' <(>
<<)>ERWEITERUNGS-ID> is probably locked by another user. Contact thisuser.