Figured it out! The java class implemented Externalizable(for no good reason) but the flex class didn't implementIExternalizable. Getting rid of the Externalizable implementationon the java side corrected the problem. These classes have been inuse for months but were always serialized from Flex to J...

Just thought I'd post this for the sake of completion.Tomcat/Flex magically decided to start working and I'm 75% sure Ididn't change anything. Maybe my flex app wasn't rebuilding when Ithought it was?

Tomcat is finally giving me an error! However, I don't knowhow to fix it. Here is the error:quote:[EMST]03/31/2008 10:49:44.938 [WARN] HttpFlexSession has notbeen registered as a listener in web.xml for this application so noevents will be dispatched to FlexSessionAttributeListeners orFlexSessionBin...