IllegalArgumentException when get jdbc driver info if xa-datasource-class is not defined ---------------------------------------------------------------------------------------- Key: WFLY-10949 URL: https://issues.jboss.org/browse/WFLY-10949 Project: WildFly Issue Type: Bug Components: JCA Reporter: Lin Gao Assignee: Lin Gao Priority: Minor Fix For: 15.0.0.Beta1, 15.0.0.Final Original Estimate: 1 day Remaining Estimate: 1 day Download oracle jdbc driver at http://www.oracle.com/technetwork/database/features/jdbc/jdbc-ucp-122-311... Install the driver as a module and add the JDBC driver: {code:bash} module add --name=com.oracle.jdbc --resources=/opt/Downloads/ojdbc8.jar --dependencies=[javax.api, javax.transaction.api] /subsystem=datasources/jdbc-driver=oracle:add(driver-name=oracle, driver-module-name=com.oracle.jdbc, driver-datasource-class-name=oracle.jdbc.pool.OracleDataSource, driver-class-name=oracle.jdbc.OracleDriver) {code} Then the following command will fail: {code:} /subsystem=datasources:get-installed-driver(driver-name=oracle) {code} The fail message is like: {code:java} { "outcome" => "failed", "failure-description" => "WFLYCTL0158: Operation handler failed: java.lang.IllegalArgumentException: newValue is null", "rolled-back" => true } {code}