[jira] [Created] (MCOMPILER-458) Unable to use mvn commands on mac terminal

["Yamuna Punugunta Venkataiah (Jira)" <ji...@apache.org>]

Yamuna Punugunta Venkataiah created MCOMPILER-458:
-----------------------------------------------------

             Summary: Unable to use mvn commands on mac terminal
                 Key: MCOMPILER-458
                 URL: https://issues.apache.org/jira/browse/MCOMPILER-458
             Project: Maven Compiler Plugin
          Issue Type: Bug
            Reporter: Yamuna Punugunta Venkataiah


Issue:

My mvn stopped working suddenly. I'm unable to run any commands.

Below is error.

Stack Trace:

[*DEBUG*] Using manager EnhancedLocalRepositoryManager with priority 10.0 for /Users/<xyz>/.m2/repository

[*INFO*] Scanning for projects...

[*ERROR*] Internal error: java.lang.NullPointerException -> *[Help 1]*

*org.apache.maven.InternalErrorException*: *Internal error: java.lang.NullPointerException*

    *at* org.apache.maven.DefaultMaven.execute (*DefaultMaven.java:120*)

    *at* org.apache.maven.cli.MavenCli.execute (*MavenCli.java:957*)

    *at* org.apache.maven.cli.MavenCli.doMain (*MavenCli.java:289*)

    *at* org.apache.maven.cli.MavenCli.main (*MavenCli.java:193*)

    *at* sun.reflect.NativeMethodAccessorImpl.invoke0 (*Native Method*)

    *at* sun.reflect.NativeMethodAccessorImpl.invoke (*NativeMethodAccessorImpl.java:62*)

    *at* sun.reflect.DelegatingMethodAccessorImpl.invoke (*DelegatingMethodAccessorImpl.java:43*)

    *at* java.lang.reflect.Method.invoke (*Method.java:498*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (*Launcher.java:282*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.launch (*Launcher.java:225*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (*Launcher.java:406*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.main (*Launcher.java:347*)

*Caused by*: java.lang.NullPointerException

    *at* java.util.Hashtable$Entry.setValue (*Hashtable.java:1286*)

    *at* org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (*StringVisitorModelInterpolator.java:1429*)

    *at* org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (*StringVisitorModelInterpolator.java:1027*)

    *at* org.apache.maven.model.interpolation.StringVisitorModelInterpolator$ModelVisitor.visit (*StringVisitorModelInterpolator.java:170*)

    *at* org.apache.maven.model.interpolation.StringVisitorModelInterpolator.interpolateModel (*StringVisitorModelInterpolator.java:107*)

    *at* org.apache.maven.model.building.DefaultModelBuilder.interpolateModel (*DefaultModelBuilder.java:789*)

    *at* org.apache.maven.model.building.DefaultModelBuilder.build (*DefaultModelBuilder.java:393*)

    *at* org.apache.maven.project.DefaultProjectBuilder.build (*DefaultProjectBuilder.java:448*)

    *at* org.apache.maven.project.DefaultProjectBuilder.build (*DefaultProjectBuilder.java:414*)

    *at* org.apache.maven.project.DefaultProjectBuilder.build (*DefaultProjectBuilder.java:377*)

    *at* org.apache.maven.graph.DefaultGraphBuilder.collectProjects (*DefaultGraphBuilder.java:414*)

    *at* org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor (*DefaultGraphBuilder.java:405*)

    *at* org.apache.maven.graph.DefaultGraphBuilder.build (*DefaultGraphBuilder.java:82*)

    *at* org.apache.maven.DefaultMaven.buildGraph (*DefaultMaven.java:507*)

    *at* org.apache.maven.DefaultMaven.doExecute (*DefaultMaven.java:219*)

    *at* org.apache.maven.DefaultMaven.doExecute (*DefaultMaven.java:192*)

    *at* org.apache.maven.DefaultMaven.execute (*DefaultMaven.java:105*)

    *at* org.apache.maven.cli.MavenCli.execute (*MavenCli.java:957*)

    *at* org.apache.maven.cli.MavenCli.doMain (*MavenCli.java:289*)

    *at* org.apache.maven.cli.MavenCli.main (*MavenCli.java:193*)

    *at* sun.reflect.NativeMethodAccessorImpl.invoke0 (*Native Method*)

    *at* sun.reflect.NativeMethodAccessorImpl.invoke (*NativeMethodAccessorImpl.java:62*)

    *at* sun.reflect.DelegatingMethodAccessorImpl.invoke (*DelegatingMethodAccessorImpl.java:43*)

    *at* java.lang.reflect.Method.invoke (*Method.java:498*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (*Launcher.java:282*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.launch (*Launcher.java:225*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (*Launcher.java:406*)

    *at* org.codehaus.plexus.classworlds.launcher.Launcher.main (*Launcher.java:347*)

[*ERROR*] 

[*ERROR*] 

[*ERROR*] For more information about the errors and possible solutions, please read the following articles:

[*ERROR*] *[Help 1]* http://cwiki.apache.org/confluence/display/MAVEN/InternalErrorException

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