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Michael Osipov commented on MPLUGIN-384: ---------------------------------------- Pretty much sounds like a can of worms... > Nexus Staging Plugin - incompatibility > -------------------------------------- > > Key: MPLUGIN-384 > URL: https://issues.apache.org/jira/browse/MPLUGIN-384 > Project: Maven Plugin Tools > Issue Type: Bug > Components: Plugin Plugin > Affects Versions: 3.6.2 > Environment: Windows 10 64-bit, Java 8 and 17, maven 3.8.1 > Reporter: Bob Marinier > Assignee: Herve Boutemy > Priority: Major > Fix For: 3.6.4 > > > Version 3.6.1 of maven-plugin-plugin worked fine, but since updating to > version 3.6.2, I get an NPE (tested with Java 8 and Java 17). I believe the > error in both Java 8 and Java 17 is the same, but Java 17 gives a better > message (see below). > Even though it's the nexus-staging-maven-plugin that is complaining, the > message implies that the maven-plugin-plugin is somehow failing to extract > the prefix from the plugin. Going back to maven-plugin-plugin version 3.6.1 > fixes the issue. > {noformat} > [ERROR] Failed to execute goal > org.sonatype.plugins:nexus-staging-maven-plugin:1.6.8:deploy > (injected-nexus-deploy) on project my-maven-plugin: Failed to update metadata > my.group.id/maven-metadata.xml: Cannot invoke "String.equals(Object)" because > the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null -> > [Help 1] > org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute > goal org.sonatype.plugins:nexus-staging-maven-plugin:1.6.8:deploy > (injected-nexus-deploy) on project my-maven-plugin: Failed to update metadata > my.group.id/maven-metadata.xml: Cannot invoke "String.equals(Object)" because > the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:215) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:156) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:148) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:81) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:56) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:128) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305) > 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:972) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:196) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke > (NativeMethodAccessorImpl.java:77) > at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke > (DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke (Method.java:568) > 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: org.apache.maven.plugin.MojoExecutionException: Failed to update > metadata my.group.id/maven-metadata.xml: Cannot invoke > "String.equals(Object)" because the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null > at org.sonatype.nexus.maven.staging.deploy.DeployMojo.execute > (DeployMojo.java:216) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:137) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:210) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:156) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:148) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:81) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:56) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:128) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305) > 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:972) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:196) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke > (NativeMethodAccessorImpl.java:77) > at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke > (DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke (Method.java:568) > 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: org.apache.maven.artifact.deployer.ArtifactDeploymentException: > Failed to update metadata my.group.id/maven-metadata.xml: Cannot invoke > "String.equals(Object)" because the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null > at org.apache.maven.artifact.deployer.DefaultArtifactDeployer.deploy > (DefaultArtifactDeployer.java:146) > at > org.sonatype.nexus.maven.staging.deploy.strategy.AbstractDeployStrategy.deployUp > (AbstractDeployStrategy.java:213) > at > org.sonatype.nexus.maven.staging.deploy.strategy.DeferredDeployStrategy.finalizeDeploy > (DeferredDeployStrategy.java:86) > at org.sonatype.nexus.maven.staging.deploy.DeployMojo.execute > (DeployMojo.java:213) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:137) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:210) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:156) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:148) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:81) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:56) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:128) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305) > 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:972) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:196) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke > (NativeMethodAccessorImpl.java:77) > at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke > (DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke (Method.java:568) > 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: org.eclipse.aether.deployment.DeploymentException: Failed to > update metadata my.group.id/maven-metadata.xml: Cannot invoke > "String.equals(Object)" because the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null > at org.eclipse.aether.internal.impl.DefaultDeployer.upload > (DefaultDeployer.java:437) > at org.eclipse.aether.internal.impl.DefaultDeployer.deploy > (DefaultDeployer.java:321) > at org.eclipse.aether.internal.impl.DefaultDeployer.deploy > (DefaultDeployer.java:213) > at org.eclipse.aether.internal.impl.DefaultRepositorySystem.deploy > (DefaultRepositorySystem.java:386) > at org.apache.maven.artifact.deployer.DefaultArtifactDeployer.deploy > (DefaultArtifactDeployer.java:142) > at > org.sonatype.nexus.maven.staging.deploy.strategy.AbstractDeployStrategy.deployUp > (AbstractDeployStrategy.java:213) > at > org.sonatype.nexus.maven.staging.deploy.strategy.DeferredDeployStrategy.finalizeDeploy > (DeferredDeployStrategy.java:86) > at org.sonatype.nexus.maven.staging.deploy.DeployMojo.execute > (DeployMojo.java:213) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:137) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:210) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:156) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:148) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:81) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:56) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:128) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305) > 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:972) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:196) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke > (NativeMethodAccessorImpl.java:77) > at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke > (DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke (Method.java:568) > 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: org.eclipse.aether.RepositoryException: Cannot invoke > "String.equals(Object)" because the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null > at org.apache.maven.artifact.repository.metadata.MetadataBridge.merge > (MetadataBridge.java:70) > at org.eclipse.aether.internal.impl.DefaultDeployer.upload > (DefaultDeployer.java:433) > at org.eclipse.aether.internal.impl.DefaultDeployer.deploy > (DefaultDeployer.java:321) > at org.eclipse.aether.internal.impl.DefaultDeployer.deploy > (DefaultDeployer.java:213) > at org.eclipse.aether.internal.impl.DefaultRepositorySystem.deploy > (DefaultRepositorySystem.java:386) > at org.apache.maven.artifact.deployer.DefaultArtifactDeployer.deploy > (DefaultArtifactDeployer.java:142) > at > org.sonatype.nexus.maven.staging.deploy.strategy.AbstractDeployStrategy.deployUp > (AbstractDeployStrategy.java:213) > at > org.sonatype.nexus.maven.staging.deploy.strategy.DeferredDeployStrategy.finalizeDeploy > (DeferredDeployStrategy.java:86) > at org.sonatype.nexus.maven.staging.deploy.DeployMojo.execute > (DeployMojo.java:213) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:137) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:210) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:156) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:148) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:81) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:56) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:128) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305) > 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:972) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:196) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke > (NativeMethodAccessorImpl.java:77) > at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke > (DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke (Method.java:568) > 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: Cannot invoke > "String.equals(Object)" because the return value of > "org.apache.maven.artifact.repository.metadata.Plugin.getPrefix()" is null > at org.apache.maven.artifact.repository.metadata.Metadata.merge > (Metadata.java:276) > at > org.apache.maven.artifact.repository.metadata.AbstractRepositoryMetadata.updateRepositoryMetadata > (AbstractRepositoryMetadata.java:121) > at > org.apache.maven.artifact.repository.metadata.AbstractRepositoryMetadata.storeInLocalRepository > (AbstractRepositoryMetadata.java:67) > at org.apache.maven.artifact.repository.metadata.MetadataBridge.merge > (MetadataBridge.java:65) > at org.eclipse.aether.internal.impl.DefaultDeployer.upload > (DefaultDeployer.java:433) > at org.eclipse.aether.internal.impl.DefaultDeployer.deploy > (DefaultDeployer.java:321) > at org.eclipse.aether.internal.impl.DefaultDeployer.deploy > (DefaultDeployer.java:213) > at org.eclipse.aether.internal.impl.DefaultRepositorySystem.deploy > (DefaultRepositorySystem.java:386) > at org.apache.maven.artifact.deployer.DefaultArtifactDeployer.deploy > (DefaultArtifactDeployer.java:142) > at > org.sonatype.nexus.maven.staging.deploy.strategy.AbstractDeployStrategy.deployUp > (AbstractDeployStrategy.java:213) > at > org.sonatype.nexus.maven.staging.deploy.strategy.DeferredDeployStrategy.finalizeDeploy > (DeferredDeployStrategy.java:86) > at org.sonatype.nexus.maven.staging.deploy.DeployMojo.execute > (DeployMojo.java:213) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:137) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:210) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:156) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:148) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:81) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:56) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:128) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305) > 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:972) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:196) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > at jdk.internal.reflect.NativeMethodAccessorImpl.invoke > (NativeMethodAccessorImpl.java:77) > at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke > (DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke (Method.java:568) > 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) > {noformat} -- This message was sent by Atlassian Jira (v8.20.1#820001)