[ERROR] Failed to execute goal org.jboss.maven.plugins:maven-jdocbook-plugin:2.1.1:generate (default-generate) on project gatein-user-guide-en: XSLT problem: unable to build transformer [null] : Failed to compile stylesheet. 1 error detected. -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.jboss.maven.plugins:maven-jdocbook-plugin:2.1.1:generate (default-generate) on project gatein-user-guide-en: XSLT problem
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:217)
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:84)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:319)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
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.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
Caused by: org.apache.maven.plugin.MojoExecutionException: XSLT problem
at org.jboss.maven.plugins.jdocbook.AbstractDocBookMojo.execute(AbstractDocBookMojo.java:285)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
... 19 more
Caused by: org.jboss.jdocbook.xslt.XSLTException: unable to build transformer [null] : Failed to compile stylesheet. 1 error detected.
at org.jboss.jdocbook.xslt.TransformerBuilder.buildTransformer(TransformerBuilder.java:94)
at org.jboss.jdocbook.xslt.TransformerBuilder.buildTransformer(TransformerBuilder.java:78)
at org.jboss.jdocbook.render.impl.BasicRenderer.buildTransformer(BasicRenderer.java:139)
at org.jboss.jdocbook.render.impl.BasicRenderer.performRendering(BasicRenderer.java:119)
at org.jboss.jdocbook.render.impl.BasicRenderer.render(BasicRenderer.java:115)
at org.jboss.maven.plugins.jdocbook.GenerationMojo.process(GenerationMojo.java:117)
at org.jboss.maven.plugins.jdocbook.AbstractDocBookMojo.doExecute(AbstractDocBookMojo.java:250)
at org.jboss.maven.plugins.jdocbook.AbstractDocBookMojo.execute(AbstractDocBookMojo.java:282)
... 21 more
Caused by: javax.xml.transform.TransformerConfigurationException: Failed to compile stylesheet. 1 error detected.
at com.icl.saxon.PreparedStyleSheet.prepare(PreparedStyleSheet.java:136)
at com.icl.saxon.TransformerFactoryImpl.newTemplates(TransformerFactoryImpl.java:127)
at com.icl.saxon.TransformerFactoryImpl.newTransformer(TransformerFactoryImpl.java:79)
at org.jboss.jdocbook.xslt.TransformerBuilder.buildTransformer(TransformerBuilder.java:88)
... 28 more