Orchardcms Orchard无法访问媒体文件-访问被拒绝

我试图在Orchard amdin页面中插入图片，但出现错误

An unhandled exception has occurred and the request was terminated. Please refresh the page. If the error persists, go back

The folder could not be created at path: . System.UnauthorizedAccessException: Access to the path 'D:\Projects\MySite.Web\Media\Default' is denied. at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) at System.IO.Directory.InternalCreateDirectory(String fullPath, String path, Object dirSecurityObj) at Contrib.MediaFolder.Services.RemoteStorageProvider.ListFolders(String path)

System.ArgumentException: The folder could not be created at path: . System.UnauthorizedAccessException: Access to the path 'D:\Projects\MySite.Site.Web\Media\Default' is denied. at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) at System.IO.Directory.InternalCreateDirectory(String fullPath, String path, Object dirSecurityObj) at Contrib.MediaFolder.Services.RemoteStorageProvider.ListFolders(String path) at Contrib.MediaFolder.Services.RemoteStorageProvider.ListFolders(String path) at Orchard.Media.Services.MediaService.GetMediaFolders(String relativePath) at Orchard.MediaPicker.Controllers.AdminController.Index(String name, String mediaPath) at lambda_method(Closure , ControllerBase , Object[] ) at System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClass15.b__12() at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation)

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我已经为所有用户设置了所有权限IUSR、系统、管理员、用户到媒体文件夹，但仍然出现错误。请帮我解决这个问题。提前谢谢

我遇到了同样的问题，将媒体文件夹的内容复制到新文件夹，删除媒体文件夹，将新文件夹重命名为媒体，并为IIS\u IUSR设置权限，似乎解决了问题。

是否检查了应用程序池运行的用户？确保该用户有权修改该文件夹。另一个需要检查的是，它不是只读的，这很容易被忽略。