Index: generic/nsfError.c
===================================================================
diff -u -rb01ae78fb55550ee1ce97f2c8c69a07535190411 -r211c77c1a94a47be185a8bfb12c89512937b1901
--- generic/nsfError.c	(.../nsfError.c)	(revision b01ae78fb55550ee1ce97f2c8c69a07535190411)
+++ generic/nsfError.c	(.../nsfError.c)	(revision 211c77c1a94a47be185a8bfb12c89512937b1901)
@@ -203,10 +203,10 @@
  *----------------------------------------------------------------------
  */
 int
-NsfNoDispatchObjectError(Tcl_Interp *interp, CONST char *methodName) {
-  return NsfPrintError(interp, "Method %s not dispatched on object; "
-		       "don't call aliased methods via namespace paths!",
-		       methodName);
+NsfDispatchClientDataError(Tcl_Interp *interp, ClientData clientData, CONST char *what, CONST char *methodName) {
+  return NsfPrintError(interp, "Method %s not dispatched on valid %s%s",
+		       methodName, what,
+		       clientData ? "" : " ; don't call aliased methods via namespace paths!");
 }
 
 extern int