Was CPU profiling, and I hit the reset collected results button.

Profiler.attachToApp: profiling settings --------------------------------
name: FULL CPU
profilingType =8
overrideGlobalSettings =false
workingDir =
jvmArgs: 
javaPlatform =<project>
threadsMonitoringEnabled =true
excludeWaitTime =false
cpuProfilingType =0
instrScheme =3
threadCPUTimerOn =false
instrumentGetterSetterMethods =true
instrumentEmptyMethods =true
instrumentMethodInvoke =true
instrumentSpawnedThreads =true
nProfiledThreadsLimit =-32
sortResultsByThreadCPUTime =false
samplingInterval =10
instrumentationRootMethods =[Source Code defined via methods: 1 methods:
  class: 
    method: main  ([Ljava/lang/String;)V
  ]
codeFragmentSelection =null
codeRegionCPUResBufSize =1000
runGCOnGetResultsInMemoryProfiling =true
allocTrackEvery =10
allocStackTraceLimit =0
selectedInstrFilter =Profile All Classes

Profiler.attachToApp: attach settings ----------------------------------
target type =Application
server type =
remote =false
direct =true
ctrlBreak =true
pid =-1
workingDir =
host =
host os =Windows
transient port =-1

Profiler.attachToApp: ***************************************************
Instrumentation filter:
  Filter type: None
  Filter value:  
*********** Exception occurred ************ at 12:20 AM on Nov 25, 2005
java.lang.NullPointerException
	at
com.sun.tools.profiler.results.cpu.FullInstrCPUCallGraphBuilder.updateCallGraphs(FullInstrCPUCallGraphBuilder.java:31)
	at
com.sun.tools.profiler.results.cpu.CPUCallGraphBuilder.readDataFromBuffer(CPUCallGraphBuilder.java:49)
	at
com.sun.tools.profiler.ProfilerClient.processProfilingResults(ProfilerClient.java:955)
	at
com.sun.tools.profiler.ProfilerClient.readAndProcessProfilingResults(ProfilerClient.java:946)
	at com.sun.tools.profiler.ProfilerClient.access$2200(ProfilerClient.java:46)
	at
com.sun.tools.profiler.ProfilerClient$ServerListener.handleServerCommand(ProfilerClient.java:1510)
[catch] at
com.sun.tools.profiler.ProfilerClient$ServerListener.run(ProfilerClient.java:1446)