If used pmd plugin, showed error:"java.io.FileNotFoundException:
/logs/tomcat.log (No such file or directory)" in Hudson's Console Output.

OS:Debian
kernel:2.6.25-2-amd64
Java: 1.6.0_07
Maven2: 2.0.9
Tomcat:5.5.20-2etch3

detail log:http://hudson.jiemamy.org/hudson/job/Jiemamy-ALL/235/consoleText

[INFO] [pmd:pmd]
[WARNING] Unable to locate Source XRef to link to - DISABLED
log4j:ERROR setFile(null,true) call failed.
java.io.FileNotFoundException: /logs/tomcat.log (No such file or directory)
at java.io.FileOutputStream.openAppend(Native Method)
at java.io.FileOutputStream.<init>(FileOutputStream.java:177)
at java.io.FileOutputStream.<init>(FileOutputStream.java:102)
at org.apache.log4j.FileAppender.setFile(FileAppender.java:273)
at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:156)
at org.apache.log4j.FileAppender.activateOptions(FileAppender.java:152)
at org.apache.log4j.config.PropertySetter.activate(PropertySetter.java:247)
at org.apache.log4j.config.PropertySetter.setProperties(PropertySetter.java:123)
at org.apache.log4j.config.PropertySetter.setProperties(PropertySetter.java:87)
at
org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.java:645)
at
org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.java:603)
at
org.apache.log4j.PropertyConfigurator.parseCatsAndRenderers(PropertyConfigurator.java:524)
at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:408)
at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:432)
at
org.apache.log4j.helpers.OptionConverter.selectAndConfigure(OptionConverter.java:460)
at org.apache.log4j.LogManager.<clinit>(LogManager.java:113)
at org.apache.log4j.Logger.getLogger(Logger.java:94)
at org.apache.commons.logging.impl.Log4JLogger.getLogger(Log4JLogger.java:283)
at org.apache.commons.logging.impl.Log4JLogger.<init>(Log4JLogger.java:108)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at
org.apache.commons.logging.impl.LogFactoryImpl.createLogFromClass(LogFactoryImpl.java:1040)
at
org.apache.commons.logging.impl.LogFactoryImpl.discoverLogImplementation(LogFactoryImpl.java:838)
at
org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:601)
at
org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:333)
at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:664)
at org.apache.commons.digester.Digester.<init>(Digester.java:304)
at hudson.plugins.pmd.util.ModuleDetector.parsePom(ModuleDetector.java:206)
at hudson.plugins.pmd.util.ModuleDetector.guessModuleName(ModuleDetector.java:125)
at hudson.plugins.pmd.util.FilesParser.parseFiles(FilesParser.java:109)
at hudson.plugins.pmd.util.FilesParser.invoke(FilesParser.java:80)
at hudson.plugins.pmd.util.FilesParser.invoke(FilesParser.java:22)
at hudson.FilePath.act(FilePath.java:388)
at hudson.plugins.pmd.PmdReporter.perform(PmdReporter.java:71)
at
hudson.plugins.pmd.util.HealthAwareMavenReporter.postExecute(HealthAwareMavenReporter.java:173)
at
hudson.maven.MavenModuleSetBuild$Builder.postExecute(MavenModuleSetBuild.java:604)
at hudson.maven.MavenBuilder$Adapter.postExecute(MavenBuilder.java:267)
at
hudson.maven.agent.PluginManagerInterceptor$1MojoIntercepterImpl.callPost(PluginManagerInterceptor.java:147)
at
hudson.maven.agent.PluginManagerInterceptor.executeMojo(PluginManagerInterceptor.java:160)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:558)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:512)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:482)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:330)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:291)
at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:142)
at
org.apache.maven.lifecycle.LifecycleExecutorInterceptor.execute(LifecycleExecutorInterceptor.java:42)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:336)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:287)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at hudson.maven.agent.Main.launch(Main.java:133)
at hudson.maven.MavenBuilder.call(MavenBuilder.java:139)
at hudson.maven.MavenModuleSetBuild$Builder.call(MavenModuleSetBuild.java:543)
at hudson.maven.MavenModuleSetBuild$Builder.call(MavenModuleSetBuild.java:489)
at hudson.remoting.UserRequest.perform(UserRequest.java:69)
at hudson.remoting.UserRequest.perform(UserRequest.java:23)
at hudson.remoting.Request$2.run(Request.java:213)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
at java.lang.Thread.run(Thread.java:619)
log4j:WARN No appenders could be found for logger
(org.apache.commons.digester.Digester.sax).
log4j:WARN Please initialize the log4j system properly.
[PMD] Successfully parsed file
/usr/share/tomcat5.5/.hudson/jobs/Jiemamy-ALL/workspace/trunk/org.jiemamy.project/target/pmd.xml
of module Jiemamy Project with 0 warnings.
[PMD] A total of 0 annotations have been found for priority HIGH
[PMD] A total of 0 annotations have been found for priority NORMAL
[PMD] A total of 0 annotations have been found for priority LOW