NeroLinux 2.0.0.0 crashes reproducable when renaming the name of a CD with using German Sonderzeichen like äöü. I tried to strace nero which does not work. If I try to the burn-button is grayed out. Is there any other way of debugging the application?

Gentoo Linux
Kernel 2.4.11 (vanilla)
glibc 2.3.4
$LANG = de_DE@euro