Failed to update JPA subsystem ------------------------------ Key: AS7-2810 URL: https://issues.jboss.org/browse/AS7-2810 Project: Application Server 7 Issue Type: Bug Components: JPA / Hibernate Reporter: Heiko Braun Assignee: Scott Marlow Fix For: 7.1.0.CR1 The following operation leads to a NPE: {noformat} /subsystem=jpa:write-attribute(name=default-datasource, value="java:jboss/datasources/ExampleDS") {noformat} Stacktrace {noformat} 10:55:11,358 ERROR [org.jboss.as.controller] (HttpManagementService-threads - 13) JBAS014612: Operation ("write-attribute") failed - address: ([("subsystem" => "jpa")]): java.lang.NullPointerException at org.jboss.as.jpa.subsystem.JPADefaultDatasourceWriteHandler.applyUpdateToRuntime(JPADefaultDatasourceWriteHandler.java:39) [jboss-as-jpa-7.1.0.CR1-SNAPSHOT.jar:] at org.jboss.as.controller.AbstractWriteAttributeHandler$1.execute(AbstractWriteAttributeHandler.java:113) [jboss-as-controller-7.1.0.CR1-SNAPSHOT.jar:] at org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:322) [jboss-as-controller-7.1.0.CR1-SNAPSHOT.jar:] at org.jboss.as.controller.AbstractOperationContext.doCompleteStep(AbstractOperationContext.java:216) [jboss-as-controller-7.1.0.CR1-SNAPSHOT.jar:] at org.jboss.as.controller.AbstractOperationContext.completeStep(AbstractOperationContext.java:152) [jboss-as-controller-7.1.0.CR1-SNAPSHOT.jar:] at org.jboss.as.controller.AbstractWriteAttributeHandler.execute(AbstractWriteAttributeHandler.java:135) [jboss-as-controller-7.1.0.CR1-SNAPSHOT.jar:] {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.jboss.org/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira