Thnks for so quick review.
If i remove the secuirty domain from my jboss.xml and from @SecurityDomain from ejb then its working fine.
Ya i read that point and applied as well and applied it. So i needed some jar that is jboss-security-spi-as4-2.0.4.SP3.jar after adding this
there is some other confilcts coming in between the library files.