Felix,
Try adding some heap using MAVEN_OPTS.
e.g.
export MAVEN_OPTS="-Xms512m -Xmx1024m -XX:PermSize=256m
-XX:MaxPermSize=512m"
Than try to build.
-Jeff
On Sat, Jan 5, 2013 at 2:55 AM, Felix.徐 <ygnhz...@gmail.com> wrote:
> Hi,
>
> I encountered with a problem while executing "mvn clean install
> -DskipTests":
>
> [INFO] [site:site {execution: flume-site}]
> [INFO] Parent project loaded from repository: org.apache:apache:pom:9
> [INFO] Relativizing decoration links with respect to project URL:
> http://www.apache.org/flume-parent
> [INFO] Rendering site with
> org.apache.maven.skins:maven-fluido-skin:jar:1.0 skin.
> [INFO] Generating "Issue Tracking" report --- Maven Project Info
> Reports Plugin 2.4
> [INFO] Generating "Project License" report --- Maven Project Info
> Reports Plugin 2.4
> [INFO] Generating "Mailing Lists" report --- Maven Project Info Reports
> Plugin 2.4
> [INFO] Generating "Project Team" report --- Maven Project Info Reports
> Plugin 2.4
> [INFO] Generating "Documentation via sphinx" report.
> [INFO] Unpacking sphinx to /home/egl/flume/target/sphinx
> [INFO] Running sphinx on /home/egl/flume/flume-ng-doc/sphinx, output will
> be placed in /home/egl/flume/target/site
> [INFO]
> ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO]
> ------------------------------------------------------------------------
> [INFO] null
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.NullPointerException
> at org.tomdz.maven.sphinx.SphinxMojo.runSphinx(SphinxMojo.java:234)
> at org.tomdz.maven.sphinx.SphinxMojo.executeReport(SphinxMojo.java:156)
> at
> org.apache.maven.reporting.AbstractMavenReport.generate(AbstractMavenReport.java:135)
> at
> org.apache.maven.plugins.site.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:228)
> at
> org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.renderModule(DefaultSiteRenderer.java:319)
> at
> org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:135)
> at org.apache.maven.plugins.site.SiteMojo.renderLocale(SiteMojo.java:175)
> at org.apache.maven.plugins.site.SiteMojo.execute(SiteMojo.java:138)
> at
> org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
> at
> org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
> 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)
>
>
