can't verify cd with md5sum

[Miloš Mandarić]

Binary package hint: brasero

I have burned new .iso image and I wanted to check integrity with md5sums file. In Brasero if I go to tools/check integrity I get error popup window: "you don't have permission to do that"

ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: brasero 2.32.0-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.35-22.34-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic i686
NonfreeKernelModules: nvidia
Architecture: i386
Date: Sat Oct 16 08:39:03 2010
ExecutablePath: /usr/bin/brasero
LiveMediaBuild: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
ProcEnviron:
 LANGUAGE=hr:sr_RS:en
 PATH=(custom, no user)
 LANG=sr_RS.utf8
 SHELL=/bin/bash
SourcePackage: brasero