启动tomcat时报错！说是系统找不到指定的路径。

log4j:ERROR setFile(null,true) call failed.
java.io.FileNotFoundException: D:\workdir\appdata\logs\etjb.log (系统找不到指定的路径。)
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.FileAppender.activateOptions(FileAppender.java:152)
at org.apache.log4j.DailyRollingFileAppender.activateOptions(DailyRollingFileAppender.java:206)
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.configureRootCategory(PropertyConfigurator.java:500)
at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:406)
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.<init>(Log4JLogger.java:102)
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:494)

相关了解……