superuser on terminal keep printing the same message

[Ben Hur]

When I log, on terminal, with the super-user, 'su gepbd' in my case, after the loggin keep printing the same message on the terminal
http://imgur.com/jsbbNM2
http://i.imgur.com/wwPrwoI.png

ProblemType: Bug
DistroRelease: elementary OS 0.3
Package: elementary-desktop 1.348+392~ubuntu0.3.1 [origin: unknown]
ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
Uname: Linux 3.13.0-32-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.3
Architecture: amd64
CrashDB: elementary_meta
CurrentDesktop: Pantheon
Date: Thu Sep 4 14:25:41 2014
InstallationDate: Installed on 2014-09-03 (1 days ago)
InstallationMedia: elementary OS 0.3 "Freya" - Daily amd64 (20140810)
SourcePackage: elementary-meta
SuspiciousXErrors:
 [WARNING:flash/platform/pepper/pep_module.cpp(63)] SANDBOXED
 [WARNING:flash/platform/pepper/pep_module.cpp(63)] SANDBOXED
ThirdParty: True
UpgradeStatus: No upgrade log present (probably fresh install)