System.ArgumentException: Value cannot be null or empty.
Parameter name: contentType
at System.Web.Mvc.FileResult..ctor(String contentType)
at System.Web.Mvc.FileContentResult..ctor(Byte[] fileContents, String contentType)
at System.Web.Mvc.Controller.File(Byte[] fileContents, String contentType, String fileDownloadName)
at MepaSite.Controllers.LinksController.GetLinkPhoto(Int32 id) in D:\Projects\Projects 2022\MepaSite\MepaSite\Controllers\LinksController.cs:line 50
