I've posted my problem on tomcat mailing list and got some answers. For future reference and for anyone following this heres a link to post (on nabble archive): http://old.nabble.com/app-throws-java.lang.NoClassDefFoundError-sometimes%2C-and-sometimes-it-doesnt-to30662304.html
- OT: app throws java.lang.NoClassDefFoundError sometimes, an... Sam Zilverberg
- Re: OT: app throws java.lang.NoClassDefFoundError some... James Carman
- Re: OT: app throws java.lang.NoClassDefFoundError some... Thomas Gier
- Re: OT: app throws java.lang.NoClassDefFoundError ... Sam Zilverberg