Prepare not called on 2PC resources before LRCO commit ------------------------------------------------------ Key: JBTM-1436 URL: https://issues.jboss.org/browse/JBTM-1436 Project: JBoss Transaction Manager Issue Type: Bug Security Level: Public(Everyone can see) Components: JTA Affects Versions: 4.16.2 Environment: jboss-as-7.1.1.Final Reporter: Travis Brown Assignee: Tom Jenkinson Attachments: lrco-test.zip In the default jboss-as distribution, the resource using last resource commit optimisation is committed before the standard XA resources are prepared. See the attached test case.