Generative fill - "Encountered an error message" still being experienced after alleged fix

Still not fixed on 06-Feb-25 at 07:56 in UK.
Affects PS 26.3.0 (also fails in 25.12.1 and 25.0) on Win11.
I've logged out of all CC apps, uninstalled and re-installed PS 26.3.0 today but no change in result.