java.util.zip.ZipException: error in opening zip file
   at java.util.zip.ZipFile.open(ZipFile.java:0)
   at java.util.zip.ZipFile.<init>(ZipFile.java:114)
   at java.util.jar.JarFile.<init>(JarFile.java:133)
   at java.util.jar.JarFile.<init>(JarFile.java:97)
   at org.openide.filesystems.JarFileSystem.getJar(JarFileSystem.java:938)
   at org.openide.filesystems.JarFileSystem.reOpenJarFile(JarFileSystem.java:719)
   at org.openide.filesystems.JarFileSystem.getEntry(JarFileSystem.java:914)
   at org.openide.filesystems.JarFileSystem.lastModified(JarFileSystem.java:469)
   at org.openide.filesystems.JarFileSystem$Impl.lastModified(JarFileSystem.java:1052)
   at org.openide.filesystems.AbstractFileObject.initLastModified(AbstractFileObject.java:95)
   at org.openide.filesystems.AbstractFileObject.lastModified(AbstractFileObject.java:176)
   at org.openide.filesystems.AbstractFileObject.<init>(AbstractFileObject.java:80)
   at org.openide.filesystems.AbstractFileSystem.createFileObject(AbstractFileSystem.java:447)
   at org.openide.filesystems.AbstractFileSystem.refreshRootImpl(AbstractFileSystem.java:342)
   at org.openide.filesystems.AbstractFileSystem.refreshRoot(AbstractFileSystem.java:354)
   at org.openide.filesystems.JarFileSystem$1.fileDeleted(JarFileSystem.java:378)
   at sun.reflect.GeneratedMethodAccessor12.invoke(GeneratedMethodAccessor12.java:0)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:451)
   at $Proxy1.fileDeleted(.java:0)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEventImpl(FCLSupport.java:145)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEvent(FCLSupport.java:125)
   at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:102)
   at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:1071)
   at org.openide.filesystems.EventControl.invokeDispatchers(EventControl.java:205)
   at org.openide.filesystems.EventControl.exitAtomicAction(EventControl.java:179)
   at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:124)
   at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:539)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refresh(FileObjectFactory.java:646)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RootObj.invokeRefreshFor(RootObj.java:178)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RootObj.setAttribute(RootObj.java:130)
   at org.openide.filesystems.FileUtil.refreshFor(FileUtil.java:154)
   at org.openide.filesystems.FileUtil$1.run(FileUtil.java:177)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:641)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1123)