[ JDK VERSION : 1.7 ]

I'm working with Tomcat, and when I close NetBeans I always get this NPE at
closing. Also, with Deploy on Save enabled, sometimes the Deploy keeps until
doomsday (or I run out of patience, whichever occurs first :-))
If you need the whole log, tell me and I'll attach it.

---------stack trace:------------
(...)
SEVERE [org.netbeans.modules.netbinox]: framework event
org.eclipse.equinox.security type 2
java.lang.NullPointerException
	at
org.eclipse.equinox.internal.security.storage.PasswordProviderSelector.getInstan
ce(PasswordProviderSelector.java:67)
	at
org.eclipse.equinox.internal.security.auth.AuthPlugin.stop(AuthPlugin.java:73)
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextIm
pl.java:843)
	at java.security.AccessController.doPrivileged(Native Method)
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImp
l.java:836)
Caused: org.osgi.framework.BundleException: Exception in
org.eclipse.equinox.internal.security.auth.AuthPlugin.stop() of bundle
org.eclipse.equinox.security.
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImp
l.java:863)
	at
org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:5
01)
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.j
ava:550)
[catch] at
org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:
1097)
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.suspendAllBundles(Sta
rtLevelManager.java:617)
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(Start
LevelManager.java:261)
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelMa
nager.java:215)
	at
org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSy
stemBundle.java:266)
	at
org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:690)
	at
org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:588)
	at
org.eclipse.osgi.framework.internal.core.InternalSystemBundle$1.run(InternalSyst
emBundle.java:243)
	at java.lang.Thread.run(Thread.java:722)