Harikrishna S [http://community.jboss.org/people/harikrishnas] created the discussion "java.lang.RuntimeException: Error obtaining connection: org.jboss.util.NestedSQLException" To view the discussion, visit: http://community.jboss.org/message/645587#645587 -------------------------------------------------------------- Hi , We are experiencing production down with the below error. Its happening on Jboss 4.2.2 cluster. However other node is unaffected. [thread: ajp-0.0.0.0-8009-34] January 9, 2012 2:32:07 PM IST java.lang.RuntimeException: Error obtaining connection: org.jboss.util.NestedSQLException: Could not enlist in transaction on entering meta-aware object!; - nested throwable: (javax.transaction.SystemException: java.lang.Throwable: Unabled to enlist resource, see the previous warnings. tx=TransactionImple < ac, BasicAction: a620b96:c0f:4f0a7b1f:4f10ba status: ActionStatus.ABORT_ONLY >); - nested throwable: (org.jboss.resource.JBossResourceException: Could not enlist in transaction on entering meta-aware object!; - nested throwable: (javax.transaction.SystemException: java.lang.Throwable: Unabled to enlist resource, see the previous warnings. tx=TransactionImple < ac, BasicAction: a620b96:c0f:4f0a7b1f:4f10ba status: ActionStatus.ABORT_ONLY >)) Regards, Hari -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/645587#645587] Start a new discussion in Datasource Configuration at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]