java.lang.ClassNotFoundException: org.llvm.support.raw_ostream
   at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
   at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Caused: java.lang.ClassNotFoundException: org.llvm.support.raw_ostream starting from ModuleCL@12a3d5b9[org.netbeans.modules.cnd.apt] with possible defining loaders null and declared parents [ModuleCL@78c3f945[org.netbeans.modules.cnd.utils], org.netbeans.MainImpl$BootClassLoader@4769b07b, ModuleCL@68b98b0b[org.netbeans.modules.cnd.repository.api], ModuleCL@2b1bf92f[org.netbeans.modules.cnd.antlr], ModuleCL@11912e88[org.openide.filesystems.nb], ModuleCL@65d8bb28[org.netbeans.api.annotations.common], ModuleCL@5e773787[org.netbeans.libs.clank]]
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:224)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Caused: java.lang.NoClassDefFoundError: org/llvm/support/raw_ostream
   at org.netbeans.modules.cnd.apt.impl.support.clank.FileExistsSensitiveClankCacheDriver.invalidateFile(FileExistsSensitiveClankCacheDriver.java:67)
   at org.netbeans.modules.cnd.utils.cache.CndFileUtils$FSListener.invalidateFile(CndFileUtils.java:826)
   at org.netbeans.modules.cnd.utils.cache.CndFileUtils$FSListener.cleanCachesImpl(CndFileUtils.java:838)
   at org.netbeans.modules.cnd.utils.cache.CndFileUtils$FSListener.clearCachesAboutFile(CndFileUtils.java:789)
   at org.netbeans.modules.cnd.utils.cache.CndFileUtils$FSListener.clearCachesAboutFile(CndFileUtils.java:785)
   at org.netbeans.modules.cnd.utils.cache.CndFileUtils$FSListener.fileDeleted(CndFileUtils.java:760)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEventImpl(FCLSupport.java:181)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapperMulti.dispatchAllEventsSync(FCLSupport.java:248)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEvent(FCLSupport.java:137)
   at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:112)
   at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:1435)
   at org.openide.filesystems.FileSystem$EventDispatcher.run(FileSystem.java:775)
   at org.openide.filesystems.EventControl.dispatchEvent(EventControl.java:84)
   at org.openide.filesystems.FileSystem.dispatchEvent(FileSystem.java:534)
   at org.openide.filesystems.FileObject.dispatchEvent(FileObject.java:644)
   at org.openide.filesystems.FileObject.fireFileDeletedEvent(FileObject.java:620)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.fireFileDeletedEvent(BaseFileObj.java:739)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.notifyDeleted(BaseFileObj.java:915)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.invalidateFO(BaseFileObj.java:909)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.refreshExistingParent(BaseFileObj.java:883)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.refresh(BaseFileObj.java:869)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.refresh(FileObj.java:379)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.refreshImpl(FolderObj.java:484)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.refresh(BaseFileObj.java:860)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.refresh(FolderObj.java:562)
   at org.openide.filesystems.FileObject.refresh(FileObject.java:1219)
   at org.netbeans.modules.masterfs.watcher.Watcher$1.run(Watcher.java:435)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NoClassDefFoundError: org/llvm/support/raw_ostream
   at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1484)
   at org.netbeans.modules.masterfs.watcher.Watcher.enqueue(Watcher.java:448)
   at org.netbeans.modules.masterfs.watcher.Watcher.access$300(Watcher.java:75)
   at org.netbeans.modules.masterfs.watcher.Watcher$Ext.run(Watcher.java:367)
   at java.lang.Thread.run(Thread.java:745)