package userful-multiplier 341-20090901000926-0ubuntu1 failed to install/upgrade: η υποδιεργασία installed post-installation script επέστρεψε κατάσταση λάθους 1

Binary package hint: userful-multiplier

every time i'm going to install any packages or applications I see an error message.

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: userful-multiplier 341-20090901000926-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.32-25.45-generic 2.6.32.21+drm33.7
Uname: Linux 2.6.32-25-generic i686
NonfreeKernelModules: nvidia
Architecture: i386
Date: Mon Nov 8 14:12:21 2010
ErrorMessage: η υποδιεργασία installed post-installation script επέστρεψε κατάσταση λάθους 1
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
SourcePackage: userful-multiplier
Title: package userful-multiplier 341-20090901000926-0ubuntu1 failed to install/upgrade: η υποδιεργασία installed post-installation script επέστρεψε κατάσταση λάθους 1