Try re-installing perl as non-threaded after you change the language settings and reboot. That helped me with other issues (non-Tk, but still locale-related).
in reply to Tk doesn't work under RH9.
We are the carpenters and bricklayers of the Information Age.
The idea is a little like C++ templates, except not quite so brain-meltingly complicated. -- TheDamian, Exegesis 6
... strings and arrays will suffice. As they are easily available as native data types in any sane language, ... - blokhead, speaking on evolutionary algorithms
Please remember that I'm crufty and crochety. All opinions are purely mine and all code is untested, unless otherwise specified.