David Deuchert - 2009-09-15

Problem can occur when multiple javaagents are registered

Error starting monitor: com.follett.fsc.jbosshelper.agent.DestinyTransformer.transform

java.lang.ClassCircularityError: org/perfmon4j/ThreadTraceMonitor$UniqueThreadTraceTimerKey

at org.perfmon4j.ThreadTraceMonitor$ThreadTracesOnStack.enterCheckpoint(ThreadTraceMonitor.java:120)

at org.perfmon4j.PerfMonTimer.start(PerfMonTimer.java:66)

at com.follett.fsc.jbosshelper.agent.DestinyTransformer.transform(DestinyTransformer.java)

at sun.instrument.TransformerManager.transform(TransformerManager.java:169)

at sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:365)

at java.lang.ClassLoader.defineClass1(Native Method)

at java.lang.ClassLoader.defineClass(ClassLoader.java:621)

at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)

at java.net.URLClassLoader.access$000(URLClassLoader.java:56)

at java.net.URLClassLoader$1.run(URLClassLoader.java:195)

at java.security.AccessController.doPrivileged(Native Method)

at java.net.URLClassLoader.findClass(URLClassLoader.java:188)

at java.lang.ClassLoader.loadClass(ClassLoader.java:307)

at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)

at java.lang.ClassLoader.loadClass(ClassLoader.java:252)

at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)

at org.perfmon4j.ThreadTraceMonitor$ThreadTracesOnStack.enterCheckpoint(ThreadTraceMonitor.java:120)

at org.perfmon4j.PerfMonTimer.start(PerfMonTimer.java:66)

at org.jboss.system.server.ServerImpl.doStart(ServerImpl.java)

at org.jboss.system.server.ServerImpl.start$9$Impl(ServerImpl.java:362)

at org.jboss.system.server.ServerImpl.start(ServerImpl.java)

at org.jboss.Main.boot$3$Impl(Main.java:200)

at org.jboss.Main.boot(Main.java)

at org.jboss.Main$1.run$4$Impl(Main.java:508)

at org.jboss.Main$1.run(Main.java)

at java.lang.Thread.run(Thread.java:619)