This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
i am new to ejb, i am using j2ee application server.Installed the pet store sample application downloaded from java.sun according to the instructions. but on deploying the application i am getting these errors. printed as- *********** there was a deployment errorjava.rmi.ServerException:RemoteException occured in server thread;nested exception is: java.rmi.RemoteException:Error while loading JAR c:\j2sdkee1.2.1\repository\servername\applications\estore994845222878Server.jar; javax.naming.InvalidNameException:JNDI name 'jdbc/EstoreDB' for resource reference 'jdbc/EstoreDataSource' is not valid