diff --git a/app/common/controller/Upload.php b/app/common/controller/Upload.php
index 9f7043e..ea758d8 100644
--- a/app/common/controller/Upload.php
+++ b/app/common/controller/Upload.php
@@ -38,7 +38,7 @@ class Upload extends BaseController
         if($message){
             $message=json_decode($message,true);
             // 判断链接里的图片
-            if (isset($message['content'])) {
+            if (isset($message['content']) && !empty($message['content'])) {
                 $imagePath = $this->imageFileUrl($message['content']);
                 if (file_exists($imagePath) && !$oldFile) {
                     $fileObj = false;
@@ -476,7 +476,7 @@ class Upload extends BaseController
     // 压缩图片地址
     protected function getCompressImg($src, $ext, $prefix)
     {
-        $newName2   = uniqid() . '.' . $ext;
+        $newName2   = uniqid() . rand(0000,9999) . '.' . $ext;
         $compress_path = $prefix . $newName2;
         $fullPath = root_path().'public/';
         if($this->disk=='local'){