null (org.codehaus.mojo:jaxb2-maven-plugin:2.3:xjc:xjc:generate-sources)

org.apache.maven.plugin.MojoExecutionException

	at org.codehaus.mojo.jaxb2.javageneration.AbstractJavaGeneratorMojo.performExecution(AbstractJavaGeneratorMojo.java:484)

	at org.codehaus.mojo.jaxb2.AbstractJaxbMojo.execute(AbstractJaxbMojo.java:257)

	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)

	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:331)

	at org.eclipse.m2e.core.internal.embedder.MavenImpl$11.call(MavenImpl.java:1362)

	at org.eclipse.m2e.core.internal.embedder.MavenImpl$11.call(MavenImpl.java:1)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)

	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1360)

	at org.eclipse.m2e.core.project.configurator.MojoExecutionBuildParticipant.build(MojoExecutionBuildParticipant.java:52)

	at org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.build(MavenBuilderImpl.java:137)

	at org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:172)

	at org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:1)

	at org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1$1.call(MavenBuilder.java:115)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)

	at org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1.call(MavenBuilder.java:105)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)

	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)

	at org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod.execute(MavenBuilder.java:86)

	at org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:200)

	at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:735)

	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:206)

	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:246)

	at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:301)

	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)

	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:304)

	at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:360)

	at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:383)

	at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144)

	at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:235)

	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)

Caused by: java.lang.NullPointerException

	at org.codehaus.mojo.jaxb2.shared.environment.ToolExecutionEnvironment.restore(ToolExecutionEnvironment.java:182)

	at org.codehaus.mojo.jaxb2.javageneration.AbstractJavaGeneratorMojo.performExecution(AbstractJavaGeneratorMojo.java:429)

	... 33 more