java.util.zip.ZipException: zip file is empty
   at java.util.zip.ZipFile.open(ZipFile.java:0)
   at java.util.zip.ZipFile.<init>(ZipFile.java:220)
   at java.util.zip.ZipFile.<init>(ZipFile.java:150)
   at java.util.zip.ZipFile.<init>(ZipFile.java:164)
   at org.eclipse.osgi.framework.util.SecureAction$14.run(SecureAction.java:278)
   at org.eclipse.osgi.framework.util.SecureAction$14.run(SecureAction.java:1)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
Caused: java.util.zip.ZipException: Exception in opening zip file: C:\Program Files\NetBeans 8.0 Beta\ide\modules\org-eclipse-equinox-registry.jar
   at org.eclipse.osgi.framework.util.SecureAction.getZipFile(SecureAction.java:287)
   at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.basicOpen(ZipBundleFile.java:87)
   at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.getZipFile(ZipBundleFile.java:100)
   at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.checkedOpen(ZipBundleFile.java:73)
   at org.netbeans.modules.netbinox.JarBundleFile$1.checkedOpen(JarBundleFile.java:147)
   at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.getEntry(ZipBundleFile.java:245)
   at org.netbeans.modules.netbinox.JarBundleFile.findEntry(JarBundleFile.java:269)
   at org.netbeans.modules.netbinox.JarBundleFile.resource(JarBundleFile.java:207)
   at org.netbeans.core.netigso.spi.NetigsoArchive$1.resource(NetigsoArchive.java:74)
   at org.netbeans.Archive.flushCaches(Archive.java:262)
   at org.netbeans.Stamps$Store.store(Stamps.java:718)
   at org.netbeans.Stamps$Worker.run(Stamps.java:886)