- 当前 Bug 的表现（可附上截图） wx.saveFile({ tempFilePath: tempFilePath, success(res) { var systemManager = wx.getFileSystemManager() //下载目录设置 const fs = wx.getFileSystemManager() var fp = systemManager.copyFileSync(res.savedFilePath, `${wx.env.USER_DATA_PATH}`) console.log(fp) wx.openDocument({ filePath: fp, fileType: "docx", success: function (res) { console.log('打开文档成功') }, fail: function (res) { console.log(res); }, complete: function (res) { console.log(res); } }); 报错 thirdScriptError copyFileSync:fail permission denied, copyFile "http://store/wxf200f9d8144d07a0.o6zAJs3EXKIhuS9qFfSIFdG7mG6w.mW5JpFwjB8IA5a0e5734ef9935bc32260c2426a19d62.word" -> "wx://usr";at pages/searchResult/searchResult downloadFile function;at api saveFile success callback function Error: copyFileSync:fail permission denied, copyFile "wx://store/wxf200f9d8144d07a0.o6zAJs3EXKIhuS9qFfSIFdG7mG6w.mW5JpFwjB8IA5a0e5734ef9935bc32260c2426a19d62.word" -> "wx://usr" wx.saveFile保存之后的文件  我如何保存到 用户空间目录  然后手机文件夹 可以查看到这个文件 copyFileSync(res.savedFilePath, `${wx.env.USER_DATA_PATH}`)  这个为什么没权限写