diff -r b0b23e5ebf9d -r 677c9bcf507f rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sun Mar 10 21:28:00 2013 +0100
+++ b/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Wed Mar 13 11:00:08 2013 +0100
@@ -92,7 +92,9 @@
             "resource", "processByteCode"
         );
         if (arr != null) {
-            requireScript(arr[0]);
+            if (!arr[0].isEmpty()) {
+                requireScript(arr[0]);
+            }
             if ("0".equals(arr[1])) {
                 return null;
             }