Top Panel has disapeared

[Demitri Felder]

Plank seems to have disapeard after installing gnome-tweak tool and installing synapse.
I'm not exactly sure what did it but it did seem to go out right after those two things.

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: Sun Aug 17 20:17:24 2014
InstallationDate: Installed on 2014-08-17 (0 days ago)
InstallationMedia: elementary OS 0.3 "Freya" - Daily amd64 (20140810)
ProcEnviron:
 LANGUAGE=en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: elementary-meta
SuspiciousXErrors:

ThirdParty: True
UpgradeStatus: No upgrade log present (probably fresh install)