diff --git a/README.md b/README.md
index b33e6a540b2fa5c5f0b560ad3d80a9cd3025d98f..bca439976d50a44f2a3e98528c209d9b1609130c 100644
--- a/README.md
+++ b/README.md
@@ -186,6 +186,8 @@ wget https://gitee.com/JPressProjects/jpress/raw/master/install.sh && bash insta
 - 4、在开发工具，右键运行 `starter/src/main/java/io.jpress.Starter` 下的 `main()` 方法
 - 5、通过浏览器访问 `http://127.0.0.1:8080`，进行自动安装
 
+> Press下载、导入、运行视频教程，链接: https://pan.baidu.com/s/1bqbQ9_HjF95EW4qrQvOSag 提取码: 5jw8 
+
 
 > 可能遇到的问题： 
 > 
diff --git a/doc/images/jpress-wechat-group.png b/doc/images/jpress-wechat-group.png
old mode 100755
new mode 100644
index 82c2c8ef1006a4477453161cc053001f4ef92488..d8d83edb27fd4345d9082c9460d7a8a948f9d6ec
Binary files a/doc/images/jpress-wechat-group.png and b/doc/images/jpress-wechat-group.png differ
diff --git a/jpress-core/src/main/java/io/jpress/core/template/TemplateManager.java b/jpress-core/src/main/java/io/jpress/core/template/TemplateManager.java
index fd5fad904263b74f55612e5b098c71eb8f8acf80..689712f3eaa519878b1937141926cd1dac6fc7bc 100644
--- a/jpress-core/src/main/java/io/jpress/core/template/TemplateManager.java
+++ b/jpress-core/src/main/java/io/jpress/core/template/TemplateManager.java
@@ -191,7 +191,7 @@ public class TemplateManager {
     public void setCurrentTemplate(String templateId) {
         Template template = getTemplateById(templateId);
         if (template == null) {
-            throw new NullPointerException("template is null");
+            throw new NullPointerException("Template \"" + templateId +"\" is not exist.");
         }
         this.currentTemplateId.set(templateId);
         this.currentTemplate = template;
diff --git a/jpress-core/src/main/java/io/jpress/web/interceptor/UTMInterceptor.java b/jpress-core/src/main/java/io/jpress/web/interceptor/UTMInterceptor.java
index c38382cf2ef1790ef51dfade5d77492c9734b709..de31bfcef56f3a4eb095f57b064603b59f506d14 100644
--- a/jpress-core/src/main/java/io/jpress/web/interceptor/UTMInterceptor.java
+++ b/jpress-core/src/main/java/io/jpress/web/interceptor/UTMInterceptor.java
@@ -19,6 +19,7 @@ import com.jfinal.aop.Inject;
 import com.jfinal.aop.Interceptor;
 import com.jfinal.aop.Invocation;
 import com.jfinal.core.Controller;
+import io.jboot.support.jwt.JwtManager;
 import io.jboot.utils.CookieUtil;
 import io.jboot.utils.RequestUtil;
 import io.jboot.utils.StrUtil;
@@ -26,6 +27,7 @@ import io.jboot.web.controller.JbootController;
 import io.jpress.JPressConsts;
 import io.jpress.model.Utm;
 import io.jpress.service.UtmService;
+import io.jpress.web.base.ApiControllerBase;
 
 
 /**
@@ -68,9 +70,9 @@ public class UTMInterceptor implements Interceptor {
         /**
          * 可能是API的用户，API 通过 jwt 获取用户信息
          */
-        else if (controller instanceof JbootController) {
-            JbootController c = (JbootController) controller;
-            Number userId = c.getJwtPara(JPressConsts.JWT_USERID);
+        else if (controller instanceof ApiControllerBase) {
+            ApiControllerBase c = (ApiControllerBase) controller;
+            Number userId = c.getJwtPara(JPressConsts.JWT_USERID, false);
             if (userId != null) {
                 utm.setUserId(userId.longValue());
             }