You have to 1) enable loging in your WEB-INF/appengine-web.xml
<system-properties> <property name="java.util.logging.config.file" value="WEB-INF/logging.properties"/> </system-properties> 2) Set the logging level for your clasess in WEB-INF/logging.properties com.mypackage.level=INFO And I couldn't get it runnign with a previous release of the sdk than 1.4.0 -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-java@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.