[ 
https://issues.apache.org/jira/browse/MJLINK-42?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Herve Boutemy closed MJLINK-42.
-------------------------------
    Fix Version/s: 3.0.0
       Resolution: Duplicate

> NullPointerException when running jlink:jlink
> ---------------------------------------------
>
>                 Key: MJLINK-42
>                 URL: https://issues.apache.org/jira/browse/MJLINK-42
>             Project: Maven JLink Plugin
>          Issue Type: Bug
>    Affects Versions: 3.0.0-alpha-1
>         Environment: macOS 10.14.6
> openjdk version "11.0.4" 2019-07-16 LTS
> OpenJDK Runtime Environment Zulu11.33+15-CA (build 11.0.4+11-LTS)
> OpenJDK 64-Bit Server VM Zulu11.33+15-CA (build 11.0.4+11-LTS, mixed mode)
>            Reporter: Dominique Gunia
>            Priority: Major
>             Fix For: 3.0.0
>
>
> Hi!
> I am getting a NullPointerException when running jlink:jlink:
> {code:java}
> Execution default-cli of goal 
> org.apache.maven.plugins:maven-jlink-plugin:3.0.0-alpha-1:jlink failed.
>  at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:224)
>  at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
>  at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
>  at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
>  at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
>  at 
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
>  at 
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
>  at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:347)
>  at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:154)
>  at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
>  at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:213)
>  at org.apache.maven.cli.MavenCli.main(MavenCli.java:157)
>  at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native 
> Method)
>  at 
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>  at 
> java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.base/java.lang.reflect.Method.invoke(Method.java:566)
>  at 
> org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
>  at 
> org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
>  at 
> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
>  at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
> Caused by: org.apache.maven.plugin.PluginExecutionException: Execution 
> default-cli of goal 
> org.apache.maven.plugins:maven-jlink-plugin:3.0.0-alpha-1:jlink failed.
>  at 
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:143)
>  at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
>  ... 19 more
> Caused by: java.lang.NullPointerException
>  at 
> org.codehaus.plexus.languages.java.jpms.ResolvePathsRequest$1.toPath(ResolvePathsRequest.java:52)
>  at 
> org.codehaus.plexus.languages.java.jpms.ResolvePathsRequest$1.toPath(ResolvePathsRequest.java:48)
>  at 
> org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths(LocationManager.java:109)
>  at org.apache.maven.plugins.jlink.JLinkMojo.preparePaths(JLinkMojo.java:347)
>  at org.apache.maven.plugins.jlink.JLinkMojo.execute(JLinkMojo.java:264)
>  at 
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
>  ... 20 more
> {code}
> Is this a known problem? How can it be fixed?
> Thank you very much! :)
>  



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