diff --git a/lib/chrome.js b/lib/chrome.js
index 1ee397d..42da405 100644
--- a/lib/chrome.js
+++ b/lib/chrome.js
@@ -440,15 +440,6 @@ var ChromeObject = function() {
                         .send()
                         .responseBody
                     ;
-                    
-                    // response if error
-                    if ("result" in response) {
-                        (function(r) {
-                            if ("subtype" in r && r.subtype == "error") {
-                                console.warn(r.description);
-                            }
-                        })(response.result.result);
-                    }
                 } catch (e) {
                     console.warn(e.message);
                     response = {
@@ -1507,7 +1498,7 @@ exports.startDebugInPrivate = function(url, proxy, profileName, debuggingPort, i
 
 exports.publisherName = publisherName;
 
-exports.VERSIONINFO = "Chrome Web Browser Debugging Interface (chrome.js) version 0.5.2";
+exports.VERSIONINFO = "Chrome Web Browser Debugging Interface (chrome.js) version 0.5.3";
 exports.AUTHOR = "gnh1201@catswords.re.kr";
 exports.global = global;
 exports.require = global.require;