Setting time manually doesn't work!

To reproduce:
1. Open Time & Date settings.
2. Set the time manually forward a few minutes.
3. Close the "Date & Time settings".

What will happen:
The computer time has not changed, remains the same as it was!

What should happen:
The computer time is change.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: indicator-datetime 0.3.92-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-20.33-generic 3.2.12
Uname: Linux 3.2.0-20-generic x86_64
ApportVersion: 1.95-0ubuntu1
Architecture: amd64
Date: Tue Apr 3 14:07:43 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328)
ProcEnviron:
 TERM=xterm
 LANG=hu_HU.UTF-8
 SHELL=/bin/bash
SourcePackage: indicator-datetime
UpgradeStatus: No upgrade log present (probably fresh install)