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:220)
   at java.util.zip.ZipFile.<init>(ZipFile.java:150)
   at java.util.jar.JarFile.<init>(JarFile.java:166)
   at java.util.jar.JarFile.<init>(JarFile.java:145)
   at org.netbeans.JarClassLoader$JarSource$1.call(JarClassLoader.java:524)
   at org.netbeans.JarClassLoader$JarSource$1.call(JarClassLoader.java:515)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at org.netbeans.JarClassLoader$JarSource.getJarFile(JarClassLoader.java:550)
   at org.netbeans.JarClassLoader$JarSource.resource(JarClassLoader.java:591)
   at org.netbeans.Archive.getData(Archive.java:212)
   at org.netbeans.JarClassLoader$JarSource.doGetResource(JarClassLoader.java:564)
   at org.netbeans.JarClassLoader$Source.getResource(JarClassLoader.java:362)
   at org.netbeans.JarClassLoader.findResource(JarClassLoader.java:297)
   at org.netbeans.JarClassLoader.doLoadClass(JarClassLoader.java:226)
   at org.netbeans.ProxyClassLoader.selfLoadClass(ProxyClassLoader.java:259)
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:187)
   at org.netbeans.ModuleManager$SystemClassLoader.loadClass(ModuleManager.java:722)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
   at org.openide.loaders.InstanceSupport.findClass(InstanceSupport.java:498)
   at org.openide.loaders.InstanceSupport.instanceClass(InstanceSupport.java:148)
   at org.openide.loaders.InstanceDataObject$Ser.instanceClass(InstanceDataObject.java:1372)
   at org.openide.loaders.InstanceSupport.instanceCreate(InstanceSupport.java:214)
   at org.openide.loaders.InstanceDataObject$Ser.instanceCreate(InstanceDataObject.java:1442)
   at org.openide.loaders.InstanceDataObject.instanceCreate(InstanceDataObject.java:846)
   at org.netbeans.modules.editor.mimelookup.impl.FolderPathLookup$ICItem.getInstance(FolderPathLookup.java:261)
   at org.openide.util.lookup.AbstractLookup$R.allInstances(AbstractLookup.java:1055)
   at org.openide.util.lookup.AbstractLookup$R.allInstances(AbstractLookup.java:1035)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeSingleResult(ProxyLookup.java:1281)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeDelegate(ProxyLookup.java:1119)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.delegate(ProxyLookup.java:1086)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.delegate(ProxyLookup.java:1069)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.isEmpty(ProxyLookup.java:1159)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeDelegate(ProxyLookup.java:1130)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.access$900(ProxyLookup.java:1047)
   at org.openide.util.lookup.ProxyLookup$LazyCollection$1.hasNext(ProxyLookup.java:1247)
   at org.netbeans.modules.parsing.impl.indexing.IndexerCache.collectIndexerFactoriesRegisteredForEachParticularLanguage(IndexerCache.java:393)
   at org.netbeans.modules.parsing.impl.indexing.IndexerCache.getData(IndexerCache.java:440)
   at org.netbeans.modules.parsing.impl.indexing.IndexerCache.getIndexersMap(IndexerCache.java:134)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$SourceIndexers.<init>(RepositoryUpdater.java:6025)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$SourceIndexers.load(RepositoryUpdater.java:6007)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$InitialRootsWork.getDone(RepositoryUpdater.java:5446)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3267)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:5796)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$5300(RepositoryUpdater.java:5462)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3$1.run(RepositoryUpdater.java:5721)
   at org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:96)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5717)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5713)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:5713)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)