Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via jsystemtest by aroch
, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at jsystem.extensions.report.html.HtmlWriter.getCurrentMainFrameFileName(HtmlWriter.java:440)	at jsystem.extensions.report.html.LevelHtmlTestReporter.startLevel(LevelHtmlTestReporter.java:135)	at jsystem.framework.report.RunnerListenersManager.startLevel(RunnerListenersManager.java:1227)	at jsystem.framework.report.DefaultReporterImpl.startLevel(DefaultReporterImpl.java:224)	at com.cisco.asr1k.tutorial.SomeTest.somthing(SomeTest.java:15)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.junit.internal.runners.TestMethod.invoke(TestMethod.java:66)	at org.junit.internal.runners.MethodRoadie.runTestMethod(MethodRoadie.java:105)	at org.junit.internal.runners.MethodRoadie$2.run(MethodRoadie.java:86)	at org.junit.internal.runners.MethodRoadie.runBeforesThenTestThenAfters(MethodRoadie.java:94)	at org.junit.internal.runners.MethodRoadie.runTest(MethodRoadie.java:84)	at org.junit.internal.runners.MethodRoadie.run(MethodRoadie.java:49)	at org.junit.internal.runners.JUnit4ClassRunner.invokeTestMethod(JUnit4ClassRunner.java:98)	at org.junit.internal.runners.JUnit4ClassRunner.runMethods(JUnit4ClassRunner.java:61)	at org.junit.internal.runners.JUnit4ClassRunner$1.run(JUnit4ClassRunner.java:54)	at org.junit.internal.runners.ClassRoadie.runUnprotected(ClassRoadie.java:34)	at org.junit.internal.runners.ClassRoadie.runProtected(ClassRoadie.java:44)	at org.junit.internal.runners.JUnit4ClassRunner.run(JUnit4ClassRunner.java:52)	at junit.framework.JSystemJUnit4ClassRunner.run(JSystemJUnit4ClassRunner.java:216)	at junit.framework.JUnit4TestAdapterForJSystem.run(JUnit4TestAdapterForJSystem.java:68)	at com.aqua.anttask.jsystem.JUnitTestRunner.run(JUnitTestRunner.java:456)	at com.aqua.anttask.jsystem.JSystemTask.executeInVM(JSystemTask.java:1388)	at com.aqua.anttask.jsystem.JSystemTask.execute(JSystemTask.java:957)	at com.aqua.anttask.jsystem.JSystemTask.executeOrQueue(JSystemTask.java:1806)	at com.aqua.anttask.jsystem.JSystemTask.execute(JSystemTask.java:897)	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)	at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)	at org.apache.tools.ant.Task.perform(Task.java:348)	at org.apache.tools.ant.Target.execute(Target.java:357)	at org.apache.tools.ant.Target.performTasks(Target.java:385)	at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)	at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)	at org.apache.tools.ant.Project.executeTargets(Project.java:1181)	at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)	at net.sf.antcontrib.logic.AntCallBack.execute(AntCallBack.java:54)	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)	at org.apache.tools.ant.Task.perform(Task.java:348)	at org.apache.tools.ant.Target.execute(Target.java:357)	at org.apache.tools.ant.Target.performTasks(Target.java:385)	at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)	at org.apache.tools.ant.Project.executeTarget(Project.java:1298)	at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)	at org.apache.tools.ant.Project.executeTargets(Project.java:1181)	at org.apache.tools.ant.Main.runBuild(Main.java:698)	at org.apache.tools.ant.Main.startAnt(Main.java:199)	at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)	at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)