Grégory,

What is the command you are using? Perhaps xterm is configured
incorrectly and is mangling the file path before passing to Emacs.

What happens if you tab complete the file name in the shell?

Does the same happen with uxterm?

Thanks,
Noah


-- 
"Creativity can be a social contribution, but only in so
far as society is free to use the results." - R. Stallman