winform WebClient类上传文件到远程服务器 409冲突
winform中使用webClient上传文件到服务器 遇到 远程服务器返回错误：（409）错误 服务器的IIS下网站权限已经配置为everyone完全控制，扩张服务也开了，谁知道是什么问题，上传到本地的IIS下部署的项目目录下是可以的，以下是上传代码
/**/ /// <summary> /// WebClient上传文件至服务器 /// </summary> /// <param name="fileNamePath">文件名，全路径格式</param> /// <param name="uriString">服务器文件夹路径</param> /// <param name="IsAutoRename">是否自动按照时间重命名</param> public static void UpLoadFile(string fileNamePath, string uriString, bool IsAutoRename) { string fileName = fileNamePath.Substring(fileNamePath.LastIndexOf("\\") + 1); string NewFileName = fileName; if (IsAutoRename) { NewFileName = DateTime.Now.ToString("yyMMddhhmmss") + DateTime.Now.Millisecond.ToString() + fileNamePath.Substring(fileNamePath.LastIndexOf(".")); } string fileNameExt = fileName.Substring(fileName.LastIndexOf(".") + 1); if (uriString.EndsWith("/") == false) uriString = uriString + "/"; uriString = uriString + NewFileName; //创建WebClient实例 WebClient myWebClient = new WebClient(); myWebClient.Credentials = CredentialCache.DefaultCredentials; // 要上传的文件 FileStream fs = new FileStream(fileNamePath, FileMode.Open, FileAccess.Read); //FileStream fs = OpenFile(); BinaryReader r = new BinaryReader(fs); byte[] postArray = r.ReadBytes((int)fs.Length); Stream postStream = myWebClient.OpenWrite(uriString, "PUT"); try { //使用UploadFile方法可以用下面的格式 //myWebClient.UploadFile(uriString,"PUT",fileNamePath); if (postStream.CanWrite) { postStream.Write(postArray, 0, postArray.Length); postStream.Close(); fs.Dispose(); } else { postStream.Close(); fs.Dispose(); } } catch (Exception err) { postStream.Close(); fs.Dispose(); throw err; } finally { postStream.Close(); fs.Dispose(); } }