diff --git a/app/src/main/java/com/gh/common/util/GsonUtils.kt b/app/src/main/java/com/gh/common/util/GsonUtils.kt
new file mode 100644
index 0000000000..e771821478
--- /dev/null
+++ b/app/src/main/java/com/gh/common/util/GsonUtils.kt
@@ -0,0 +1,35 @@
+package com.gh.common.util
+
+import com.google.gson.Gson
+import com.google.gson.reflect.TypeToken
+
+
+/**
+ * Created by khy on 11/10/17.
+ */
+class GsonUtils private constructor() {
+    val mGson: Gson = Gson()
+
+    companion object {
+        fun getInstance(): GsonUtils {
+            return Inner.anotherSingle
+        }
+
+        private object Inner {
+            val anotherSingle = GsonUtils()
+        }
+    }
+
+    fun <T> fromJsonBean(json: String, t: Class<T>): T {
+        return mGson.fromJson(json, t)
+    }
+
+    fun <T> fromJsonList(json: String, t: Class<T>): T {
+        val type = object : TypeToken<List<T>>() {}.type
+        return mGson.fromJson(json, type)
+    }
+
+    fun toJson(any: Any): String {
+        return mGson.toJson(any)
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/gh/common/util/LoginUtils.java b/app/src/main/java/com/gh/common/util/LoginUtils.java
index c56ae828d2..1938890232 100644
--- a/app/src/main/java/com/gh/common/util/LoginUtils.java
+++ b/app/src/main/java/com/gh/common/util/LoginUtils.java
@@ -369,6 +369,7 @@ public class LoginUtils {
                         if (loginTag != null && loginTag.equals(LoginTag.qq)) {
                             GetLoginDataUtils.getInstance(context).QQLogout();
                         }
+                        cleanUserData(context);
                     }
                 });
     }
diff --git a/app/src/main/java/com/gh/gamecenter/AboutActivity.java b/app/src/main/java/com/gh/gamecenter/AboutActivity.java
index 2dd67958b0..f479137afb 100644
--- a/app/src/main/java/com/gh/gamecenter/AboutActivity.java
+++ b/app/src/main/java/com/gh/gamecenter/AboutActivity.java
@@ -12,7 +12,6 @@ import android.widget.RelativeLayout;
 import android.widget.TextView;
 
 import com.gh.base.BaseActivity;
-import com.gh.common.util.PackageUtils;
 import com.gh.common.util.StringUtils;
 import com.gh.gamecenter.manager.UpdateManager;
 
@@ -51,7 +50,8 @@ public class AboutActivity extends BaseActivity {
         super.onCreate(savedInstanceState);
         initTitle(getString(R.string.title_about));
 
-        ((TextView) findViewById(R.id.about_tv_version)).setText("V" + PackageUtils.getVersionName(this));
+//        ((TextView) findViewById(R.id.about_tv_version)).setText("V" + PackageUtils.getVersionName(this));
+        ((TextView) findViewById(R.id.about_tv_version)).setText("V3.0.0"); // TODO 版本号暂时与gradle versionName不一致
     }
 
     @Override
diff --git a/app/src/main/java/com/gh/gamecenter/retrofit/OkHttpRetryInterceptor.kt b/app/src/main/java/com/gh/gamecenter/retrofit/OkHttpRetryInterceptor.kt
index 538d7dc6f6..63b8e800fc 100644
--- a/app/src/main/java/com/gh/gamecenter/retrofit/OkHttpRetryInterceptor.kt
+++ b/app/src/main/java/com/gh/gamecenter/retrofit/OkHttpRetryInterceptor.kt
@@ -101,6 +101,11 @@ class OkHttpRetryInterceptor internal constructor(context: Context) : Intercepto
                                                     request = newBuilder.build()
                                                     response = doRequest(chain, request)
                                                 }
+
+                                                override fun onFailure(e: HttpException?) {
+                                                    super.onFailure(e)
+                                                    LoginUtils.cleanUserData(mContext)
+                                                }
                                             })
                                 }