acroread fails in jaunty 64 bit

[Night Train]

hi guys

in jaunty 64 bit i have install <acroread 8.1.3-0medibuntu0.8.10.2> with synaptic

when i run "acroread" in terminal then display:
Gtk-Message: Failed to load module "canberra-gtk-module": /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so: classe ELF errata: ELFCLASS64

on my system there are two libcanberra-gtk-module.so:
- one in /usr/lib/gtk-2.0/modules/
- one in /usr/lib32/gtk-2.0/modules/

acroread run but if select "3D" in preferences it stopped suddenly

thanks for your help

Night Train

ProblemType: Bug
Architecture: amd64
CrashDB: medibuntu
DistroRelease: Ubuntu 9.04
NonfreeKernelModules: nvidia
Package: acroread 8.1.3-0medibuntu0.8.10.2
ProcEnviron:
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
SourcePackage: acroread
Uname: Linux 2.6.28-12-generic x86_64
UnreportableReason: Questo non è un pacchetto Ubuntu genuino

[Night Train (nighttrain)]

hi guys

i have update my nvidia driver to 185.18.10 and the problem with 3D preferences it is disappeared, but the message when i run "acroread" in terminal:
...
Gtk-Message: Failed to load module "canberra-gtk-module": /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so: classe ELF errata: ELFCLASS64
...
it is remained

bye

Night Train