Index: modules/pvm/src/main/java/org/jbpm/pvm/internal/model/ExecutionImpl.java
===================================================================
--- modules/pvm/src/main/java/org/jbpm/pvm/internal/model/ExecutionImpl.java	(revision 6377)
+++ modules/pvm/src/main/java/org/jbpm/pvm/internal/model/ExecutionImpl.java	(working copy)
@@ -183,7 +183,6 @@
     this.key = key;
 
     save();
-    composeIds();
     
     HistoryEvent.fire(new ProcessInstanceCreate(), this);
   }
@@ -191,7 +190,10 @@
   protected void save() {
     this.dbid = DbidGenerator.getDbidGenerator().getNextId();
     DbSession dbSession = EnvironmentImpl.getFromCurrent(DbSession.class, false);
-    if (dbSession!=null) {
+
+    composeIds();
+
+    if (dbSession != null) {
       dbSession.save(this);
     }
   }