[
https://issues.apache.org/jira/browse/MJAVADOC-553?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Robert Scholte closed MJAVADOC-553.
-----------------------------------
Resolution: Duplicate
Assignee: Robert Scholte
> Unsupported class file major version 55
> ---------------------------------------
>
> Key: MJAVADOC-553
> URL: https://issues.apache.org/jira/browse/MJAVADOC-553
> Project: Maven Javadoc Plugin
> Issue Type: Bug
> Components: javadoc
> Affects Versions: 3.0.1
> Environment: Maven 3.6.0
> Reporter: Gili
> Assignee: Robert Scholte
> Priority: Major
>
> eWhen running {{javadoc:javadoc}} against a Java 11 project, I get the
> following exception:
> {code}
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc
> (default-cli) on project requirements-java: Execution default-cli of goal
> org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc failed:
> Unsupported class file major version 55
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:213)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:154)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:146)
> 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:954)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.java:62)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessorImpl.java:43)
> at 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)
> at org.codehaus.classworlds.Launcher.main (Launcher.java:47)
> Caused by: org.apache.maven.plugin.PluginExecutionException: Execution
> default-cli of goal
> org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc failed:
> Unsupported class file major version 55
> at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
> (DefaultBuildPluginManager.java:148)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:208)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:154)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:146)
> 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:954)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.java:62)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessorImpl.java:43)
> at 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)
> at org.codehaus.classworlds.Launcher.main (Launcher.java:47)
> Caused by: java.lang.IllegalArgumentException: Unsupported class file major
> version 55
> at org.objectweb.asm.ClassReader.<init> (ClassReader.java:166)
> at org.objectweb.asm.ClassReader.<init> (ClassReader.java:148)
> at org.objectweb.asm.ClassReader.<init> (ClassReader.java:136)
> at org.objectweb.asm.ClassReader.<init> (ClassReader.java:237)
> at org.codehaus.plexus.languages.java.jpms.AsmModuleInfoParser.parse
> (AsmModuleInfoParser.java:115)
> at
> org.codehaus.plexus.languages.java.jpms.AsmModuleInfoParser.getModuleDescriptor
> (AsmModuleInfoParser.java:99)
> at org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths
> (LocationManager.java:127)
> at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.addJavadocOptions
> (AbstractJavadocMojo.java:4696)
> at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeReport
> (AbstractJavadocMojo.java:2069)
> at org.apache.maven.plugins.javadoc.JavadocReport.generate
> (JavadocReport.java:134)
> at org.apache.maven.plugins.javadoc.JavadocReport.doExecute
> (JavadocReport.java:329)
> at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute
> (AbstractJavadocMojo.java:1912)
> at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
> (DefaultBuildPluginManager.java:137)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:208)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:154)
> at org.apache.maven.lifecycle.internal.MojoExecutor.execute
> (MojoExecutor.java:146)
> 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:954)
> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
> at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.java:62)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessorImpl.java:43)
> at 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)
> at org.codehaus.classworlds.Launcher.main (Launcher.java:47)
> {code}
>
> Workaround: Upgrade ASM dependency
> {code}
> <plugin>
> <groupId>org.apache.maven.plugins</groupId>
> <artifactId>maven-javadoc-plugin</artifactId>
> <dependencies>
> <dependency>
> <groupId>org.ow2.asm</groupId>
> <artifactId>asm</artifactId>
> <version>7.0</version>
> </dependency>
> </dependencies>
> </plugin>
> {code}
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