diff -r ec829493e0f2 java.source/src/org/netbeans/modules/java/source/parsing/JavacParser.java
--- a/java.source/src/org/netbeans/modules/java/source/parsing/JavacParser.java	Tue Jan 19 11:46:36 2010 +0100
+++ b/java.source/src/org/netbeans/modules/java/source/parsing/JavacParser.java	Tue Jan 19 12:52:30 2010 +0100
@@ -721,9 +721,9 @@
                     if (cancelService != null) {
                         DefaultCancelService.preRegister(context, cancelService);
                     }
+                    Messager.preRegister(context, null, DEV_NULL, DEV_NULL, DEV_NULL);
                     if (!backgroundCompilation) {
                         JavacFlowListener.preRegister(context);
-                        Messager.preRegister(context, null, DEV_NULL, DEV_NULL, DEV_NULL);
                         ErrorHandlingJavadocEnter.preRegister(context);
                         JavadocMemberEnter.preRegister(context);
                         JavadocEnv.preRegister(context, cpInfo);