Hello, just found that this is a known and fixed issue: https://issues.apache.org/jira/browse/MJLINK-4
Gruss Bernd -- http://bernd.eckenfels.net Von: Bernd Eckenfels Gesendet: Freitag, 9. März 2018 01:37 An: Maven Developers List Betreff: [m-jlink-p] NPE for small project Hello, when I use a simple POM like this: <project xmlns="http://maven.apache.org/POM/4.0.0"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd";> <modelVersion>4.0.0</modelVersion> <parent> <groupId>com.soebes.smpp</groupId> <artifactId>smpp</artifactId> <version>2.3.0</version> </parent> <groupId>net.eckenfels.etotp</groupId> <artifactId>et-otp-image</artifactId> <version>1.3-SNAPSHOT</version> <packaging>jlink</packaging> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> </properties> <build> <plugins> <plugin> <artifactId>maven-jlink-plugin</artifactId> <version>3.0.0-alpha-1</version> <extensions>true</extensions> <configuration> <verbose>true</verbose> </configuration> </plugin> </plugins> </build> <dependencies> <dependency> <groupId>net.eckenfels.etotp</groupId> <artifactId>et-otp</artifactId> <version>1.3-SNAPSHOT</version> </dependency> </dependencies> </project> The jlink plugin will crash with a NPE unless I add the soebbes parent. Not sure whats different (it does not seem to Change any shared component versions). Here is the NPE: 3153 [WARN] The POM for net.eckenfels.etotp:et-otp:jar:1.3-SNAPSHOT is missing, no dependency information available 3153 [INFO] 3153 [INFO] --- maven-jlink-plugin:3.0.0-alpha-1:jlink (default-jlink) @ et-otp-image --- 3591 [INFO] Toolchain in maven-jlink-plugin: jlink [ C:\Program Files\Java\jdk-9.0.4\bin\jlink.exe ] 3591 [INFO] ------------------------------------------------------------------------ 3591 [INFO] BUILD FAILURE 3591 [INFO] ------------------------------------------------------------------------ 3591 [INFO] Total time: 1.741 s 3591 [INFO] Finished at: 2018-03-09T01:34:58+01:00 3691 [INFO] Final Memory: 8M/28M 3691 [INFO] ------------------------------------------------------------------------ 3691 [ERROR] Failed to execute goal org.apache.maven.plugins:maven-jlink-plugin:3.0.0-alpha-1:jlink (default-jlink) on project et-otp-image: Execution default-jlink of goal org.apache.maven.plugins:maven-jlink-plugin:3.0.0-alpha-1:jlink failed. NullPointerException -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-jlink-plugin:3.0.0-alpha-1:jlink (default-jlink) on project et-otp-image: Execution default-jlink 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:355) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:216) at org.apache.maven.cli.MavenCli.main(MavenCli.java:160) 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:564) 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-jlink 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 I can open a bug Report if you think it is worth it - havent tried Alpha2-snapshot/master yet. Gruss Bernd -- http://bernd.eckenfels.net
