您好我正在尝试使用ant脚本执行声纳，应用程序使用spring core以及自定义库.Ant build在编译代码时没有问题，但在声纳分析期间我得到以下异常：
org.picocontainer.PicoLifecycleException: PicoLifecycleException: method 'public void org.sonar.batch.bootstrap.ProjectExclusions.start()', instance 'org.sonar.batch.bootstrap.ProjectExclusions@f590bb, java.lang.RuntimeException: wrapper
at org.sonar.ant.SonarTask.delegateExecution(SonarTask.java:208)
at org.sonar.ant.SonarTask.execute(SonarTask.java:189)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:390)
at org.apache.tools.ant.Target.performTasks(Target.java:411)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
at org.apache.tools.ant.Project.executeTarget(Project.java:1368)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.eclipse.ant.internal.launching.remote.EclipseDefaultExecutor.executeTargets(EclipseDefaultExecutor.java:32)
at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
at org.eclipse.ant.internal.launching.remote.InternalAntRunner.run(InternalAntRunner.java:424)
at org.eclipse.ant.internal.launching.remote.InternalAntRunner.main(InternalAntRunner.java:138)
Caused by: org.picocontainer.PicoLifecycleException: PicoLifecycleException: method 'public void org.sonar.batch.bootstrap.ProjectExclusions.start()', instance 'org.sonar.batch.bootstrap.ProjectExclusions@f590bb, java.lang.RuntimeException: wrapper
at org.picocontainer.monitors.NullComponentMonitor.lifecycleInvocationFailed(NullComponentMonitor.java:77)
at org.picocontainer.lifecycle.ReflectionLifecycleStrategy.monitorAndThrowReflectionLifecycleException(ReflectionLifecycleStrategy.java:132)
at org.picocontainer.lifecycle.ReflectionLifecycleStrategy.invokeMethod(ReflectionLifecycleStrategy.java:115)
at org.picocontainer.lifecycle.ReflectionLifecycleStrategy.start(ReflectionLifecycleStrategy.java:89)
at org.picocontainer.injectors.AbstractInjectionFactory$LifecycleAdapter.start(AbstractInjectionFactory.java:84)
at org.picocontainer.behaviors.AbstractBehavior.start(AbstractBehavior.java:169)
at org.picocontainer.behaviors.Stored$RealComponentLifecycle.start(Stored.java:132)
at org.picocontainer.behaviors.Stored.start(Stored.java:110)
at org.picocontainer.DefaultPicoContainer.potentiallyStartAdapter(DefaultPicoContainer.java:1009)
at org.picocontainer.DefaultPicoContainer.startAdapters(DefaultPicoContainer.java:1002)
at org.picocontainer.DefaultPicoContainer.start(DefaultPicoContainer.java:760)
at org.sonar.api.platform.ComponentContainer.startComponents(ComponentContainer.java:72)
at org.sonar.batch.bootstrap.Module.start(Module.java:67)
at org.sonar.batch.bootstrap.BootstrapModule.doStart(BootstrapModule.java:83)
at org.sonar.batch.bootstrap.Module.start(Module.java:68)
at org.sonar.batch.Batch.execute(Batch.java:106)
at org.sonar.ant.Launcher.executeBatch(Launcher.java:210)
at org.sonar.ant.Launcher.execute(Launcher.java:66)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.sonar.ant.SonarTask.delegateExecution(SonarTask.java:205)
... 16 more
Caused by: java.lang.RuntimeException: wrapper
at org.picocontainer.lifecycle.ReflectionLifecycleStrategy.monitorAndThrowReflectionLifecycleException(ReflectionLifecycleStrategy.java:130)
... 37 more
Caused by: java.lang.NullPointerException
at org.sonar.batch.bootstrap.ProjectExclusions.key(ProjectExclusions.java:87)
at org.sonar.batch.bootstrap.ProjectExclusions.start(ProjectExclusions.java:58)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.picocontainer.lifecycle.ReflectionLifecycleStrategy.invokeMethod(ReflectionLifecycleStrategy.java:110)
... 36 more
我无法理解脚本中的问题，有人可以建议我解决它吗？