Checkstyle: "Unable to find location 'LICENSE.txt' as URL, File or Resource."

[Johannes Schneider <ma...@cedarsoft.com>]

Hi,

can you help me? Suddenly "mvn site" doesn't work anymore. Don't know
what has changed - but two hours ago I was able to create a site.


Stack trace:
[INFO] [site:site]
[INFO] Unable to load parent project from a relative path: Could not
find the model file
'/home/johannes/projects/eu/cedarsoft/utils/../pom.xml'. for project
unknown
[INFO] Parent project loaded from repository.
[INFO] Generating "Change Log" report.
[INFO] Using existing changelog.xml...
[INFO] Generating "Developer Activity" report.
[INFO] Using existing changelog.xml...
[INFO] Generating "File Activity" report.
[INFO] Using existing changelog.xml...
[INFO] Generating "Checkstyle" report.
[INFO]
------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO]
------------------------------------------------------------------------
[INFO] Error during page generation

Embedded error: Error rendering Maven report: Unable to process header
location.
Unable to find location 'LICENSE.txt' as URL, File or Resource.
[INFO]
------------------------------------------------------------------------
[INFO] Trace
org.apache.maven.lifecycle.LifecycleExecutionException: Error during
page generation
	at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:583)
	at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:499)
	at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:478)
	at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:330)
	at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:291)
	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:287)
	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: Error during
page generation
	at org.apache.maven.plugins.site.SiteMojo.execute(SiteMojo.java:101)
	at
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:451)
	at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:558)
	... 16 more
Caused by: org.apache.maven.doxia.siterenderer.RendererException: Error
rendering Maven report: Unable to process header location.
	at
org.apache.maven.plugins.site.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:149)
	at
org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.renderModule(DefaultSiteRenderer.java:269)
	at
org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:101)
	at
org.apache.maven.plugins.site.SiteMojo.renderLocale(SiteMojo.java:129)
	at org.apache.maven.plugins.site.SiteMojo.execute(SiteMojo.java:96)
	... 18 more
Caused by: org.apache.maven.reporting.MavenReportException: Unable to
process header location.
	at
org.apache.maven.plugin.checkstyle.CheckstyleReport.getOverridingProperties(CheckstyleReport.java:881)
	at
org.apache.maven.plugin.checkstyle.CheckstyleReport.executeReport(CheckstyleReport.java:467)
	at
org.apache.maven.reporting.AbstractMavenReport.generate(AbstractMavenReport.java:98)
	at
org.apache.maven.plugins.site.ReportDocumentRenderer.renderDocument(ReportDocumentRenderer.java:139)
	... 22 more
Caused by: java.io.IOException: Unable to find location 'LICENSE.txt' as
URL, File or Resource.
	at
org.apache.maven.plugin.checkstyle.Locator.resolveLocation(Locator.java:127)
	at
org.apache.maven.plugin.checkstyle.CheckstyleReport.getOverridingProperties(CheckstyleReport.java:873)
	... 25 more



My license section looks like:

  <licenses>
    <license>
      <name>GLPv3</name>
      <url>http://www.gnu.org/licenses/gpl-3.0.txt</url>
    </license>
  </licenses>




Regards,

Johannes



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