No indication for programs that need attention (e.g. blue corner)

In Ubuntu 11.04, there was a blue corner in the top-left to show that something in the sidebar needed attention. Now, I have to periodically check the hidden sidebar whether I have a program that needs attending.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: unity 4.22.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: nvidia wl
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,decor,text,regex,compiztoolbox,move,snap,animation,gnomecompat,place,mousepoll,imgpng,resize,expo,session,ezoom,grid,vpswitch,wall,workarounds,staticswitcher,fade,scale,unityshell]
Date: Thu Oct 6 23:23:35 2011
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110921.2)
SourcePackage: unity
UpgradeStatus: No upgrade log present (probably fresh install)