Index: pbx/pbx_config.c
===================================================================
--- pbx/pbx_config.c	(revision 223694)
+++ pbx/pbx_config.c	(working copy)
@@ -953,18 +953,18 @@
 		}
 	}
 	app = whole_exten;
-	if (app && (start = strchr(app, '(')) && (end = strrchr(app, ')'))) {
-		*start = *end = '\0';
-		app_data = start + 1;
-	} else {
-		if (app) {
+	app_data = NULL;
+	if (app && iprior != PRIORITY_HINT) {
+		if ((start = strchr(app, '(')) && (end = strrchr(app, ')'))) {
+			*start = *end = '\0';
+			app_data = start + 1;
+		} else {
 			app_data = strchr(app, ',');
 			if (app_data) {
 				*app_data = '\0';
 				app_data++;
 			}
-		} else	
-			app_data = NULL;
+		}
 	}
 
 	if (!exten || !prior || !app || (!app_data && iprior != PRIORITY_HINT))
@@ -1491,8 +1491,8 @@
 					ipri = 0;
 				}
 				appl = S_OR(stringp, "");
-				/* Find the first occurrence of '(' */
-				if (!(firstp = strchr(appl, '('))) {
+				/* Find the first occurrence of '(', unless its a hint extension */
+				if (ipri == PRIORITY_HINT || !(firstp = strchr(appl, '('))) {
 					/* No arguments */
 					data = "";
 				} else {