I have my app working now - but it took a lot of jiggling about with jar files. I can't say exactly what fixed my setup, but I'd suggest removing all those jar files you aren't absolutely sure you need, then adding them back in as necessary when you see errors in the log.
- Tomcat Log Error on app deployment - NullPointer Exception, ... micah7
- Re: Tomcat Log Error on app deployment - NullPointer Ex... John Pedersen
- Re: Tomcat Log Error on app deployment - NullPointe... micah7
- Re: Tomcat Log Error on app deployment - NullPo... hai_vu
- Re: Tomcat Log Error on app deployment - NullPo... John Pedersen