The change utility does not replace text values containing the string 'PROD'.
In the script file an OBJECT_USE command was defined as follows:
REPLACE *, *, OBJECT_USE, 'XXX.DEV2.XXXXX', 'XXX.PROD.XXXXX'
In the transport case to be modified there is the following definition:
When the change utility is executed, it finds no values to be changed.
If we change the script's file definition from 'PROD' to 'UAT':
REPLACE *, *, OBJECT_USE, 'XXX.DEV2.XXXXX', 'XXX.UAT.XXXXX'
It finds the text to be changed, and changes it as expected.