java.lang.OutOfMemoryError: PermGen space
   at java.lang.ClassLoader.defineClass1(ClassLoader.java:0)
   at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
   at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
   at org.netbeans.memorymonitor.MemoryMonitor$Memeater.loadNext(MemoryMonitor.java:419)
   at org.netbeans.memorymonitor.MemoryMonitor$Memeater.run(MemoryMonitor.java:352)
   at java.lang.Thread.run(Thread.java:722)