org.apache.maven.lifecycle.LifecycleExecutionException: An Ant BuildException has occured: java.lang.IllegalAccessError: tried to access method org.apache.tools.ant.launch.Locator.decodeUri(

[DURGA DEEP <du...@gmail.com>]

I am trying to run

# ant -version
Apache Ant version 1.7.0 compiled on August 25 2008


# mvn --version
Maven version: 2.0.10
Java version: 1.6.0_07
OS name: "mac os x" version: "10.5.6" arch: "x86_64" Family: "mac"

# mvn -e clean install


I am running in to this problem.. Please help!!!!!!..


[INFO] Trace
org.apache.maven.lifecycle.LifecycleExecutionException: An Ant
BuildException has occured: java.lang.IllegalAccessError: tried to access
method
org.apache.tools.ant.launch.Locator.decodeUri(Ljava/lang/String;)Ljava/lang/String;
from class org.apache.tools.ant.AntClassLoader
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:584)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:500)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:479)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:331)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:292)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:142)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:336)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:301)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
Caused by: org.apache.maven.plugin.MojoExecutionException: An Ant
BuildException has occured: java.lang.IllegalAccessError: tried to access
method
org.apache.tools.ant.launch.Locator.decodeUri(Ljava/lang/String;)Ljava/lang/String;
from class org.apache.tools.ant.AntClassLoader
at
org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:131)
at org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:98)
at
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:453)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:559)
... 16 more
Caused by: java.lang.IllegalAccessError: tried to access method
org.apache.tools.ant.launch.Locator.decodeUri(Ljava/lang/String;)Ljava/lang/String;
from class org.apache.tools.ant.AntClassLoader
at
org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:116)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:357)
at
org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:118)
... 19 more
Caused by: java.lang.IllegalAccessError: tried to access method
org.apache.tools.ant.launch.Locator.decodeUri(Ljava/lang/String;)Ljava/lang/String;
from class org.apache.tools.ant.AntClassLoader
at org.apache.tools.ant.AntClassLoader.addPathFile(AntClassLoader.java:542)
at
org.apache.tools.ant.AntClassLoader.addPathElement(AntClassLoader.java:458)
at org.apache.tools.ant.AntClassLoader.setClassPath(AntClassLoader.java:358)
at org.apache.tools.ant.AntClassLoader.<init>(AntClassLoader.java:241)
at org.apache.tools.ant.Project.createClassLoader(Project.java:334)
at
org.apache.tools.ant.util.ClasspathUtils.getUniqueClassLoaderForPath(ClasspathUtils.java:219)
at
org.apache.tools.ant.util.ClasspathUtils.getClassLoaderForPath(ClasspathUtils.java:194)
at
org.apache.tools.ant.util.ClasspathUtils$Delegate.getClassLoader(ClasspathUtils.java:445)
at org.apache.tools.ant.taskdefs.DefBase.createLoader(DefBase.java:142)
at org.apache.tools.ant.taskdefs.Definer.execute(Definer.java:197)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)


_D

Re: org.apache.maven.lifecycle.LifecycleExecutionException: An Ant BuildException has occured: java.lang.IllegalAccessError: tried to access method org.apache.tools.ant.launch.Locator.decodeUri(

[Wayne Fay <wa...@gmail.com>]

> Caused by: org.apache.maven.plugin.MojoExecutionException: An Ant
> BuildException has occured: java.lang.IllegalAccessError: tried to access
> method
> org.apache.tools.ant.launch.Locator.decodeUri(Ljava/lang/String;)Ljava/lang/String;
> from class org.apache.tools.ant.AntClassLoader

This appears to be a bug entirely inside of Ant, if the stack trace
above is accurate. Check with the Ant folks for a fix.

Wayne

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