download in directory

[mjabbari]

Hi

could you please help me with this issue, I'm using twrdownloadmanager on one of my projects and i want to download my files in user document directory with a new given folder name somthing like /Documents/Music/file.mp3 but the problem is when I'm using when I'm giving directory name in anyway in even creating directory manually "TWRDownloadManager.shared()?.downloadFile(forURL: url, inDirectoryNamed: "Music". but i get the error which say can't find the directory. I'm suing swift and iOS 11.

thanks for help <3