Hi, Make sure you only have activation.jar and mail.jar in common/lib and not in your web application lib folder.
Allistair > -----Original Message----- > From: Dale, Matt [mailto:[EMAIL PROTECTED] > Sent: 06 May 2005 11:10 > To: Tomcat Users List (E-mail) > Subject: activation.jar / Tomcat 5.5 / JDK 5 > > > Hi, > > I've seen this mentioned before but no solution. > > I'm trying to use javamail with the above set up but I keep > getting "java.lang.NoClassDefFoundError: javax/activation/DataSource". > > I have the activation.jar and have tried it in common/lib, > shared/lib and WEB-INF/lib with no success and it is not a > permissions problem. > > Is it possible that this jar does not work with JDK 1.5? Any > ideas on how to solve my problem as it's holding up my > migration to Tomcat 5.5 > > Ta > Matt > <FONT SIZE=1 FACE="VERDANA,ARIAL" COLOR=BLUE> ------------------------------------------------------- QAS Ltd. Developers of QuickAddress Software <a href="http://www.qas.com">www.qas.com</a> Registered in England: No 2582055 Registered in Australia: No 082 851 474 ------------------------------------------------------- </FONT> --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]