If you get problems with Translation.m - "invalid character, message ignored" you can open up the file FLUX_SOURCE_DIR/nls/Makefile and edit the line that begins with SUBDIRS. Simply remove the NLS entries you don't need - most people only use one or two languages anyway. Then simply try to compile it (make
) again, it should work OK.
I have drastically shortened the list of supported locales, here it is for reference: