Deploying an EJB 3.0 Application in Weblogic 12c is Getting "javax.ejb.NoSuchEJBException: Bean is already undeployed" After Weblogic Upgrade
(Doc ID 2730830.1)
Last updated on NOVEMBER 25, 2020
Applies to:Oracle WebLogic Server - Version 184.108.40.206.0 and later
Information in this document applies to any platform.
The application ear file has been built using Java 1.8 and WebLogic 12.2.1.X.
When attempting to deploy the ear file in WebLogic 12c, result in the following error (which does not occur in the 10.3 environments):
Deployment State: failed
After migrating the Java application that uses EJB 3.0 from a WebLogic 10.3 environment to WebLogic 12c.
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