diff --git a/Yep/ViewControllers/SocialWorks/SocialWorkDribbbleViewController.swift b/Yep/ViewControllers/SocialWorks/SocialWorkDribbbleViewController.swift
index 25dea74b..ad30fbaf 100644
--- a/Yep/ViewControllers/SocialWorks/SocialWorkDribbbleViewController.swift
+++ b/Yep/ViewControllers/SocialWorks/SocialWorkDribbbleViewController.swift
@@ -86,9 +86,11 @@ class SocialWorkDribbbleViewController: BaseViewController {
 
             if let userID = userID {
 
-                dribbbleWorkOfUserWithUserID(userID, failureHandler: { (reason, errorMessage) -> Void in
+                dribbbleWorkOfUserWithUserID(userID, failureHandler: { [weak self] (reason, errorMessage) -> Void in
                     defaultFailureHandler(reason, errorMessage)
 
+                    YepAlert.alertSorry(message: NSLocalizedString("Network is not good!", comment: ""), inViewController: self)
+
                 }, completion: { dribbbleWork in
                     println("dribbbleWork: \(dribbbleWork.shots.count)")
 
diff --git a/Yep/ViewControllers/SocialWorks/SocialWorkGithubViewController.swift b/Yep/ViewControllers/SocialWorks/SocialWorkGithubViewController.swift
index 73f4da4d..7cba05a2 100644
--- a/Yep/ViewControllers/SocialWorks/SocialWorkGithubViewController.swift
+++ b/Yep/ViewControllers/SocialWorks/SocialWorkGithubViewController.swift
@@ -74,7 +74,7 @@ class SocialWorkGithubViewController: BaseViewController {
             navigationItem.titleView = accountImageView
 
         } else {
-            title = "Github"
+            title = "GitHub"
         }
 
         shareButton.enabled = false
@@ -115,9 +115,11 @@ class SocialWorkGithubViewController: BaseViewController {
 
             if let userID = userID {
 
-                githubWorkOfUserWithUserID(userID, failureHandler: { (reason, errorMessage) -> Void in
+                githubWorkOfUserWithUserID(userID, failureHandler: { [weak self] (reason, errorMessage) -> Void in
                     defaultFailureHandler(reason, errorMessage)
 
+                    YepAlert.alertSorry(message: NSLocalizedString("Yep can't reach GitHub.\nWe blame GFW!", comment: ""), inViewController: self)
+
                 }, completion: { githubWork in
                     println("githubWork: \(githubWork)")
 
diff --git a/Yep/ViewControllers/SocialWorks/SocialWorkInstagramViewController.swift b/Yep/ViewControllers/SocialWorks/SocialWorkInstagramViewController.swift
index 21706f13..1e8bb886 100644
--- a/Yep/ViewControllers/SocialWorks/SocialWorkInstagramViewController.swift
+++ b/Yep/ViewControllers/SocialWorks/SocialWorkInstagramViewController.swift
@@ -88,9 +88,11 @@ class SocialWorkInstagramViewController: BaseViewController {
 
             if let userID = userID {
 
-                instagramWorkOfUserWithUserID(userID, failureHandler: { (reason, errorMessage) -> Void in
+                instagramWorkOfUserWithUserID(userID, failureHandler: { [weak self] (reason, errorMessage) -> Void in
                     defaultFailureHandler(reason, errorMessage)
 
+                    YepAlert.alertSorry(message: NSLocalizedString("Network is not good!", comment: ""), inViewController: self)
+
                 }, completion: { instagramWork in
                     println("instagramWork: \(instagramWork.medias.count)")
 
diff --git a/Yep/en.lproj/Localizable.strings b/Yep/en.lproj/Localizable.strings
index 7061da88..cb18ca42 100644
--- a/Yep/en.lproj/Localizable.strings
+++ b/Yep/en.lproj/Localizable.strings
@@ -542,3 +542,9 @@
 
 /* No comment provided by engineer. */
 "Version" = "Version";
+
+/* No comment provided by engineer. */
+"Network is not good!" = "Network is not good!";
+
+/* No comment provided by engineer. */
+"Yep can't reach GitHub.\nWe blame GFW!" = "Yep can't reach GitHub.\nWe blame GFW!";
diff --git a/Yep/zh-Hans.lproj/Localizable.strings b/Yep/zh-Hans.lproj/Localizable.strings
index 0c8e497a..3d091154 100644
--- a/Yep/zh-Hans.lproj/Localizable.strings
+++ b/Yep/zh-Hans.lproj/Localizable.strings
@@ -544,3 +544,9 @@
 
 /* No comment provided by engineer. */
 "Version" = "版本";
+
+/* No comment provided by engineer. */
+"Network is not good!" = "网络不太好！";
+
+/* No comment provided by engineer. */
+"Yep can't reach GitHub.\nWe blame GFW!" = "Yep无法访问GitHub。\n一定是GFW从中做梗！";