hi, can you try to give more explicitely steps to get the error?
the error mainly means you deploy an app which doesnt exist so i guess that's linked to IDE update of the binaries *Romain Manni-Bucau* *Twitter: @rmannibucau <https://twitter.com/rmannibucau>* *Blog: **http://rmannibucau.wordpress.com/*<http://rmannibucau.wordpress.com/> *LinkedIn: **http://fr.linkedin.com/in/rmannibucau* *Github: https://github.com/rmannibucau* 2012/11/24 onyii5119 <onyii5...@gmail.com> > Thanks for your suggestion. Nonetheless, I have always deployed a war file. > My IDE is eclipse. I have always noticed a pattern: after a new build when > I > deploy to Tomee it gives the exception. I will then shutdown and start the > server again, after which it works fine. > > > > > -- > View this message in context: > http://openejb.979440.n4.nabble.com/SEVERE-A-child-container-failed-during-start-tp4658868p4658872.html > Sent from the OpenEJB User mailing list archive at Nabble.com. >