m.init_error only takes two args, and they're supposed to be the error description and the installation help URL. This was resulting in confusing error messages when getdown fails to do its update on Vista.

src/java/com/threerings/getdown/launcher/Getdown.java

@@ -416,7 +416,7 @@ public abstract class Getdown extends Thread
                         "m.missing_resource", MessageUtil.taint(msg), _ifc.installError);
                 } else {
                     msg = MessageUtil.compose(
-                        "m.init_error", msg, MessageUtil.taint(msg), _ifc.installError);
+                        "m.init_error", MessageUtil.taint(msg), _ifc.installError);
                 }
             }
             updateStatus(msg);