Can't use my desktop environment

[Ivan]

After entering password I can only see my wallpaper and signs of Unity. I have a few message boxes of errors, which have no close buttons or borders of Unity theme, only thing I can do is to send error report via Firefox

ProblemType: Package
DistroRelease: Ubuntu 14.10
Package: nvidia-331 (not installed)
ProcVersionSignature: Ubuntu 3.16.0-34.47-generic 3.16.7-ckt8
Uname: Linux 3.16.0-34-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.7-0ubuntu8.3
AptOrdering:
 nvidia-331-uvm: Purge
 nvidia-331: Purge
 nvidia-settings: Purge
Architecture: amd64
Date: Thu Apr 16 11:58:29 2015
DuplicateSignature: package:nvidia-331:(not installed):subprocess installed post-removal script returned error exit status 8
ErrorMessage: subprocess installed post-removal script returned error exit status 8
InstallationDate: Installed on 2015-02-12 (62 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
SourcePackage: nvidia-graphics-drivers-331
Title: package nvidia-331 (not installed) failed to install/upgrade: subprocess installed post-removal script returned error exit status 8
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.modprobe.d.nvidia.331.hybrid.conf: [deleted]

[dino99 (9d9)]

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