Yes 04 to 04 and 22 to 22 then rebuild the db.
Many thanks Stephen. That did it. I was adding 04C and 22C incorrectly.
This doesn’t appear to be covered in the manuals and with the forum gone you are the only person I can call upon to help.
I wish I could understand the logic behind those entries. So many there for other airports I have but Stansted is the only one that gives me grief!