Netbeans fails, freezes, when git checkout removes a project

[NoBugs!]

Netbeans was completely unresponsive, wouldn't quit or "x" out. After force quit and restarting it it shows the reason - the project is not found.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: netbeans (not installed)
ProcVersionSignature: Ubuntu 3.13.0-39.66-generic 3.13.11.8
Uname: Linux 3.13.0-39-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.5
Architecture: amd64
CurrentDesktop: Unity
Date: Tue Nov 4 12:58:05 2014
EcryptfsInUse: Yes
InstallationDate: Installed on 2013-11-23 (346 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
SourcePackage: netbeans
UpgradeStatus: Upgraded to trusty on 2014-04-19 (199 days ago)
modified.conffile..etc.netbeans.conf: [modified]
mtime.conffile..etc.netbeans.conf: 2014-03-28T23:11:47.092764