diff --git a/Application/Sdk/View/default/Spend/paycallback.html b/Application/Sdk/View/default/Spend/paycallback.html
index cc01c719..6feaee87 100644
--- a/Application/Sdk/View/default/Spend/paycallback.html
+++ b/Application/Sdk/View/default/Spend/paycallback.html
@@ -81,7 +81,7 @@ $(function() {
 				        } else {
 				        	try {
 				        		window.webkit.messageHandlers.exchangeResult.postMessage(1);
-				        	} catch() {
+				        	} catch(err) {
 					        	window.location.href = Scheme+"://1&back";
 				        	}
 				        }
@@ -91,7 +91,7 @@ $(function() {
 				        } else {
 				        	try {
 				        		window.webkit.messageHandlers.exchangeResult.postMessage(0);
-				        	} catch() {
+				        	} catch(err) {
 					        	window.location.href = Scheme+"://0&back";
 				        	}
 				        }