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原创 鸿蒙NEXT版本api12的request.uploadFile报错13400001，file operation error ，后端服务也没收到接口请求

/在Device File Browser沙箱有/data/app/el2/base/haps/entry/cache/1730648375163_566.png，1730648375163_566.png图片权限是-rw-r--r--this.msgHistory += "请求失败：" + e.message + "\r\n";this.msgHistory += `上传进度：${size}/${tot}\r\n`;this.msgHistory += "上传完成\r\n";