diff --git a/packages/common/src/http.ts b/packages/common/src/http.ts
index bb7af2e0..f9f2ad8e 100644
--- a/packages/common/src/http.ts
+++ b/packages/common/src/http.ts
@@ -27,7 +27,7 @@ function request(config: RequestConfig) {
     for (const header in config.headers) {
         xhr.setRequestHeader(header, config.headers[header]);
     }
-    xhr.send(config.data);
+    xhr.send(typeof config.data === "string" ? config.data : JSON.stringify(config.data));
     if ((xhr.getResponseHeader("Content-Type") + '').indexOf('application/json') != -1) {
         xhr.responseType = "json"
     }
diff --git a/packages/ployfill/src/xml-http-request.ts b/packages/ployfill/src/xml-http-request.ts
index 9ce15002..e2519cb2 100644
--- a/packages/ployfill/src/xml-http-request.ts
+++ b/packages/ployfill/src/xml-http-request.ts
@@ -151,6 +151,8 @@ export class XMLHttpRequest {
         this._mimeType = mimeType;
     }
     open(method: RequestMethod, url: string, async: boolean = true, user?: string, password?: string) {
+        if (this._readyState !== ReadyState.UNSENT) { throw new Error(`Error Status ${this._readyState}!`) }
+
         this._method = method;
         this._url = url;
         this._async = async;
@@ -195,7 +197,7 @@ export class XMLHttpRequest {
             this.onloadstart();
             if (body) {
                 let bodyType = Object.prototype.toString.call(body);
-                if (bodyType !== '[object String]') { throw new Error(`body(${bodyType}) must be string!`) }
+                if (typeof body !== "string") { throw new Error(`body(${bodyType}) must be string!`) }
                 var out = this._connection.getOutputStream();
                 out.write(new JavaString(body).getBytes(UTF_8));
                 out.flush();
@@ -204,7 +206,6 @@ export class XMLHttpRequest {
             this.setReadyState(ReadyState.LOADING);
             this._status = this._connection.getResponseCode();
             this._statusText = this._connection.getResponseMessage();
-            this.setResponseHeaders(this._connection.getHeaderFields());
             if (this._status >= 0 && this._status < 300) {
                 this._response = this.readOutput(this._connection.getInputStream());
             } else if (this._status >= 300 && this._status < 400) {
@@ -212,6 +213,7 @@ export class XMLHttpRequest {
             } else {
                 this._response = this.readOutput(this._connection.getErrorStream());
             }
+            this.setResponseHeaders(this._connection.getHeaderFields());
             this.onloadend();
         } catch (ex) {
             if (ex instanceof SocketTimeoutException && this.ontimeout) {
@@ -227,7 +229,6 @@ export class XMLHttpRequest {
     }
 
     private setResponseHeaders(header: any) {
-        this._responseHeaders = {};
         header.forEach((key: string | number, value: string | any[]) => {
             this._responseHeaders[key] = value[value.length - 1]
         });
diff --git a/packages/plugins/src/MiaoScriptPackageManager.ts b/packages/plugins/src/MiaoScriptPackageManager.ts
index e3b09555..18d04be3 100644
--- a/packages/plugins/src/MiaoScriptPackageManager.ts
+++ b/packages/plugins/src/MiaoScriptPackageManager.ts
@@ -21,9 +21,10 @@ let help = [
 ];
 
 let langMap = {
-    'list.header.install': '§6当前 §bMiaoScript §6已安装下列插件:',
+    'list.install.header': '§6当前 §bMiaoScript §6已安装下列插件:',
+    'list.install.body': '§6插件名称: §b{name} §6版本: §a{version} §6作者: §3{author}',
     'list.header': '§6当前 §bMiaoScriptPackageCenter §6中存在下列插件:',
-    'list.body': '§6插件名称: §b{name} §6版本: §a{version} §6作者: §3{author}',
+    'list.body': '§6插件名称: §b{name} §6版本: §a{version} §6作者: §3{author} §6更新时间: §9{updated_at}',
     'plugin.not.exists': '§6插件 §b{name} §c不存在!',
     'plugin.unload.finish': '§6插件 §b{name} §a已卸载!',
     'plugin.reload.finish': '§6插件 §b{name} §a重载完成!',
@@ -35,6 +36,8 @@ let langMap = {
     'download.finish': '§6插件 §b{name} §a下载完毕 开始加载 ...',
     'install.finish': '§6插件 §b{name} §a安装成功!',
     'update.finish': '§6插件 §b{name} §a更新成功!',
+    'deploy.success': '§6插件 §b{name} §a发布成功! §6服务器返回: §a{msg}',
+    'deploy.fail': '§6插件 §b{name} §c发布失败! §6服务器返回: §c{msg}',
 }
 
 let fallbackMap = langMap
@@ -57,8 +60,6 @@ export class MiaoScriptPackageManager extends interfaces.Plugin {
 
     private translate: Translate;
 
-    private subCommnadNameCache: string[];
-
     load() {
         this.translate = new Translate({
             langMap,
@@ -88,9 +89,9 @@ export class MiaoScriptPackageManager extends interfaces.Plugin {
 
     cmdlist(sender: any, type: string = 'cloud') {
         if (type == "install") {
-            this.i18n(sender, 'list.header.install')
+            this.i18n(sender, 'list.install.header')
             this.pluginManager.getPlugins().forEach((plugin) => {
-                this.i18n(sender, 'list.body', plugin.description);
+                this.i18n(sender, 'list.install.body', plugin.description);
             })
         } else {
             this.i18n(sender, 'list.header')
@@ -113,6 +114,20 @@ export class MiaoScriptPackageManager extends interfaces.Plugin {
         }
     }
 
+    cmdupgrade(sender: any, name: string) {
+        if (name == "system") {
+            let enginePath = fs.path(fs.file(fs.concat(root, 'node_modules', '@ccms')))
+            if (enginePath.startsWith(root)) {
+                base.delete(enginePath);
+                this.cmdrestart(sender);
+            }
+        }
+        if (this.checkPlugin(sender, name)) {
+            this.update(sender, name);
+            this.pluginManager.reload(name);
+        }
+    }
+
     cmdunload(sender: any, name: string) {
         if (this.checkPlugin(sender, name)) {
             this.pluginManager.disable(name)
@@ -174,9 +189,9 @@ export class MiaoScriptPackageManager extends interfaces.Plugin {
                     name,
                     author: plugin.description.author,
                     version: plugin.description.version,
-                    source: base.read(plugin.description.source + '')
+                    source: base.read(plugin.description.source.toString())
                 })
-                this.logger.sender(sender, result);
+                this.i18n(sender, result.code == 200 ? 'deploy.success' : 'deploy.fail', { name, msg: result.msg })
             }
         }).async().submit()
     }