Issue

• Configured a loadbalance URL

jdbc:mysql:loadbalance://mydb.myco.com:9999,mydb2.myco.com:9999

• On deploying an application the following failure occurs

java.lang.NullPointerException
        at com.mysql.jdbc.LoadBalancingConnectionProxy.isInterfaceJdbc(LoadBalancingConnectionProxy.java:809) [mysql-connector-java-5.1.34.jar:5.1.34]
        at com.mysql.jdbc.LoadBalancingConnectionProxy.proxyIfInterfaceIsJdbc(LoadBalancingConnectionProxy.java:757) [mysql-connector-java-5.1.34.jar:5.1.34]
        at com.mysql.jdbc.LoadBalancingConnectionProxy.invoke(LoadBalancingConnectionProxy.java:650) [mysql-connector-java-5.1.34.jar:5.1.34]
        at com.mysql.jdbc.LoadBalancingConnectionProxy.invoke(LoadBalancingConnectionProxy.java:548) [mysql-connector-java-5.1.34.jar:5.1.34]
        at com.sun.proxy.$Proxy97.prepareStatement(Unknown Source)
        at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:738)
        at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:724)
        at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:405)
        ...