NPE In DiagnosisUtils while using tomcat plugin
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Key: MNG-1235
URL: http://jira.codehaus.org/browse/MNG-1235
Project: Maven 2
Type: Bug
Components: maven-core
Versions: 2.0 (RC)
Environment: gentoo linux, jdk 1.4.2_06
Reporter: Corridor Software Developer
null pointer exception occurs as following when executing `m2 tomcat:deploy`:
java.lang.NullPointerException
at
org.apache.maven.usability.diagnostics.DiagnosisUtils.appendRootCauseIfPresentAndUnique(DiagnosisUtils.java:89)
at
org.apache.maven.usability.MojoExecutionExceptionDiagnoser.diagnose(MojoExecutionExceptionDiagnoser.java:66)
at
org.apache.maven.usability.diagnostics.ErrorDiagnostics.diagnose(ErrorDiagnostics.java:81)
at org.apache.maven.DefaultMaven.logDiagnostics(DefaultMaven.java:693)
at org.apache.maven.DefaultMaven.logError(DefaultMaven.java:640)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:119)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:249)
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:324)
at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
I'll add a test project shortly.
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