修复：本地上传文件 开启分片功能时，报错提示2次的问题

public/assets/js/require-upload.js

@@ -298,6 +298,7 @@ define(['jquery', 'bootstrap', 'dropzone', 'template'], function ($, undefined,
                             }, function (data, ret) {
                                 file.accepted = false;
                                 that._errorProcessing([file], ret.msg);
+                                return false;
                             });
                         },
                         onUploadSuccess: onUploadSuccess,