// log4j configuration log4j { appender.stdout = 'org.apache.log4j.ConsoleAppender' appender.'stdout.layout'='org.apache.log4j.PatternLayout' appender.'stdout.layout.ConversionPattern'='[%r] %c{2} %m%n' appender.errors = 'org.apache.log4j.FileAppender' appender.'errors.layout'='org.apache.log4j.PatternLayout' appender.'errors.layout.ConversionPattern'='[%r] %c{2} %m%n' appender.'errors.File'='stacktrace.log' rootLogger='error,stdout' logger { griffon='error' StackTrace='error,errors' org { codehaus.griffon.commons='info' // core / classloading } } additivity.StackTrace=false }