When authenticating a user in an application, the application log shows the following Null Pointer Exception:
Caused by: java.lang.NullPointerException
at com.wily.introscope.agent.trace.intelligent.HighPerformanceIntelligenceStackElement.getException(HighPerformanceIntelligenceStackElement.java:2054)
at com.wily.introscope.agent.trace.intelligent.HighPerformanceIntelligenceStackElement$HighPerformanceIntelligenceStackElementVirtualStack.IIntelligentInstrumentationMethodTracer_setThrownException(HighPerformanceIntelligenceStackElement.java:1661)
at com.alibaba.dubbo.common.bytecode.Wrapper3.invokeMethod(Wrapper3.java)
at com.alibaba.dubbo.rpc.proxy.javassist.JavassistProxyFactory$1.doInvoke(JavassistProxyFactory.java:46)
at com.alibaba.dubbo.rpc.proxy.AbstractProxyInvoker.invoke(AbstractProxyInvoker.java:72)
... 25 more
The problem is related to a defect in the "Cross Process Auto trace" feature (DE242519)
Java Agent 10.3 Only
Install 10.3 Hot Fix#18 or upgrade to any 10.5.x release.
Workaround:
Turn off automatic crossprocess trace feature in the introscopeAgent.profile. Smart Instrumentation can still be ON.
introscope.agent.deep.automatic.trace.crossprocess.enabled=false