Technorati Tags: C# I came across this pain in the ass error today...pretty common I guess. I was trying to do a System.IO.File.Move (which is in essence a copy as we all know) and kept getting the error System.UnauthorizedAccessException: Access to the path is denied. The code: private void RenamePhysicalFile(string uploadedFileName) { string existingFile = Path.Combine(SoePath, uploadedFileName); if (File.Exists(existingFile)) { try { string newFile = Path.Combine(SomePath, existingFile.Replace(existingFile.Substring(0, existingFile.IndexOf("-")), someTestString)); ...