text update

xim/index.ts

@@ -158,7 +158,7 @@ class Chat {
                     if (xim.isConnected()) {
                         setTimeout(resolve, 200);
                     } else {
-                        reject(new Error(`xim is not connected`));
+                        reject(new Error(`客服系统连接出现错误，请尝试刷新页面`));
                     }
                 });
         });