diff --git a/build.gradle b/build.gradle
index 1955f29..a1f1c79 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ apply from: "config.gradle"
 buildscript {
     ext.kotlin_version = "1.4.31"
     repositories {
-        gradlePluginPortal()
+
         maven {
             url 'http://maven.aliyun.com/nexus/content/groups/public/'
         }
@@ -15,6 +15,7 @@ buildscript {
             url 'http://nexus.zhidaoauto.com/repository/maven-public/'
         }
         google()
+        gradlePluginPortal()
     }
     dependencies {
         classpath "com.android.tools.build:gradle:3.5.3"
@@ -30,7 +31,7 @@ buildscript {
 
 allprojects {
     repositories {
-        gradlePluginPortal()
+
         maven {
             url 'http://maven.aliyun.com/nexus/content/groups/public/'
         }
@@ -41,6 +42,7 @@ allprojects {
             url 'http://nexus.zhidaoauto.com/repository/maven-public/'
         }
         google()
+        gradlePluginPortal()
     }
 }
 
diff --git a/gradle.properties b/gradle.properties
index ff1644f..eee34a4 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -36,26 +36,26 @@ PASSWORD=xintai2018
 RELEASE=true
 # AI CLOUD 云平台
 # 工具类
-MOGO_UTILS_VERSION=1.4.3.5
+MOGO_UTILS_VERSION=1.4.3.6
 # 网络请求
-MOGO_NETWORK_VERSION=1.4.3.5
+MOGO_NETWORK_VERSION=1.4.3.6
 # 网络DNS
-MOGO_HTTPDNS_VERSION=1.4.3.5
+MOGO_HTTPDNS_VERSION=1.4.3.6
 # 鉴权
-MOGO_PASSPORT_VERSION=1.4.3.5
+MOGO_PASSPORT_VERSION=1.4.3.6
 # 常链接
-MOGO_SOCKET_VERSION=1.4.3.5
+MOGO_SOCKET_VERSION=1.4.3.6
 # 数据采集
-MOGO_REALTIME_VERSION=1.4.3.5
+MOGO_REALTIME_VERSION=1.4.3.6
 # 探路，道路事件发布，获取
-MOGO_TANLU_VERSION=1.4.3.5
+MOGO_TANLU_VERSION=1.4.3.6
 # 直播推流
-MOGO_LIVE_VERSION=1.4.3.5
+MOGO_LIVE_VERSION=1.4.3.6
 # 直播拉流
-MOGO_TRAFFICLIVE_VERSION=1.4.3.5
+MOGO_TRAFFICLIVE_VERSION=1.4.3.6
 # 定位服务
-MOGO_LOCATION_VERSION=1.4.3.5
+MOGO_LOCATION_VERSION=1.4.3.6
 # 远程通讯模块
-MOGO_TELEMATIC_VERSION=1.4.3.5
+MOGO_TELEMATIC_VERSION=1.4.3.6
 # v2x
-MOGO_V2X_VERSION=1.4.3.5
+MOGO_V2X_VERSION=1.4.3.6
diff --git a/libraries/mogo-telematic/src/main/java/com/mogo/telematic/server/NSDServer.java b/libraries/mogo-telematic/src/main/java/com/mogo/telematic/server/NSDServer.java
index c6d1d81..306c082 100644
--- a/libraries/mogo-telematic/src/main/java/com/mogo/telematic/server/NSDServer.java
+++ b/libraries/mogo-telematic/src/main/java/com/mogo/telematic/server/NSDServer.java
@@ -13,6 +13,8 @@ public class NSDServer {
     private String mServerName;
     private final String mServerType = "_http._tcp.";  // 服务器type，要客户端扫描服务器的一致
 
+    private boolean isRegister;
+
     public NSDServer() {
     }
 
@@ -27,6 +29,7 @@ public class NSDServer {
             @Override
             public void onRegistrationFailed(NsdServiceInfo serviceInfo, int errorCode) {
                 Logger.e(TAG, "NsdServiceInfo onRegistrationFailed");
+                isRegister = false;
                 if (registerState != null) {
                     registerState.onRegistrationFailed(serviceInfo, errorCode);
                 }
@@ -35,6 +38,7 @@ public class NSDServer {
             @Override
             public void onUnregistrationFailed(NsdServiceInfo serviceInfo, int errorCode) {
                 Logger.i(TAG, "onUnregistrationFailed serviceInfo: " + serviceInfo + " ,errorCode:" + errorCode);
+                isRegister = false;
                 if (registerState != null) {
                     registerState.onUnRegistrationFailed(serviceInfo, errorCode);
                 }
@@ -53,6 +57,7 @@ public class NSDServer {
             @Override
             public void onServiceUnregistered(NsdServiceInfo serviceInfo) {
                 Logger.i(TAG, "onServiceUnregistered serviceInfo: " + serviceInfo);
+                isRegister = false;
                 if (registerState != null) {
                     registerState.onServiceUnregistered(serviceInfo);
                 }
@@ -67,10 +72,13 @@ public class NSDServer {
         serviceInfo.setPort(port);
         serviceInfo.setServiceType(mServerType);
         mNsdManager.registerService(serviceInfo, NsdManager.PROTOCOL_DNS_SD, mRegistrationListener);
+        isRegister = true;
     }
 
     public void stopNSDServer() {
-        if (mNsdManager != null) {
+        // 部分失败的回调会从map中移除key，解注册时查不到则会出现异常
+        // 添加isRegister判断
+        if (mNsdManager != null && isRegister) {
             mNsdManager.unregisterService(mRegistrationListener);
         }
     }