These show up in my Catalina logs, not very often - maybe half a dozen per day. Does this mean I didn't clean up my variables correctly in my webapp?
May 18, 2010 7:51:01 PM org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap SEVERE: A web application created a ThreadLocal with key of type [null] (value [javax.faces.context.facescontex...@724356]) and a value of type [null] (value [null]) but failed to remove it when the web application was stopped. To prevent a memory leak, the ThreadLocal has been forcibly removed. Using CATALINA_BASE: C:\apache-tomcat-6.0.24 Using CATALINA_HOME: C:\apache-tomcat-6.0.24 Using CATALINA_TMPDIR: C:\apache-tomcat-6.0.24\temp Using JRE_HOME: C:\Program Files\Java\jdk1.6.0_14 Using CLASSPATH: C:\apache-tomcat-6.0.24\bin\bootstrap.jar Server version: Apache Tomcat/6.0.24 Server built: January 19 2010 1439 Server number: 6.0.0.0 OS Name: Windows 2003 OS Version: 5.2 Architecture: x86 JVM Version: 1.6.0_14-b08 JVM Vendor: Sun Microsystems Inc. Leo