Hello.
I am trying to setup logging in Tomcat according to http://tomcat.apache.org/tomcat-5.5-doc/logging.html. I created file Tomcat5\common\classes\log4j.properties: log4j.rootLogger=WARN, R log4j.appender.R=org.apache.log4j.RollingFileAppender log4j.appender.R.File=${catalina.home}/logs/tomcat.log log4j.appender.R.MaxFileSize=500MB log4j.appender.R.MaxBackupIndex=10 log4j.appender.R.layout=org.apache.log4j.PatternLayout log4j.appender.R.layout.ConversionPattern=%p %t %c - %m%n log4j.logger.org.apache.catalina.loader=DEBUG, C log4j.appender.C=org.apache.log4j.RollingFileAppender log4j.appender.C.File=${catalina.home}/logs/cl.log log4j.appender.C.MaxFileSize=500MB log4j.appender.C.MaxBackupIndex=10 log4j.appender.C.layout=org.apache.log4j.PatternLayout log4j.appender.C.layout.ConversionPattern=%p %t %c - %m%n I would like to see traces from method loadClass of org.apache.catalina.loader.WebappClassLoader class. But there are only traces from org.apache.catalina.loader.WebappLoader in ${catalina.home}/logs/cl.log file. isDebugEnabled for WebappLoader returns true, but for WebappClassLoader returns false. Should I configure logger for WebappClassLoader in some different place? Thank you, Vladimir Bezugliy.