java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.lang.AbstractStringBuilder.<init>(AbstractStringBuilder.java:64)
   at java.lang.StringBuffer.<init>(StringBuffer.java:108)
   at java.net.URLStreamHandler.toExternalForm(URLStreamHandler.java:490)
   at java.net.URL.toExternalForm(URL.java:921)
   at org.netbeans.JarClassLoader$JarSource.getIdentifier(JarClassLoader.java:830)
   at org.netbeans.Archive.getData(Archive.java:190)
   at org.netbeans.JarClassLoader$JarSource.readClass(JarClassLoader.java:577)
   at org.netbeans.JarClassLoader$Source.getClassData(JarClassLoader.java:374)
   at org.netbeans.JarClassLoader.doLoadClass(JarClassLoader.java:221)
   at org.netbeans.ProxyClassLoader.selfLoadClass(ProxyClassLoader.java:259)
   at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:187)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
   at org.netbeans.core.TimableEventQueue.createSelfSampler(TimableEventQueue.java:263)
   at org.netbeans.core.TimableEventQueue.run(TimableEventQueue.java:225)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)