The copy process starts and then in a few minutes I receive an error message “K:\ boot\en-us\feuerwehr-themar.de File copy failed Windows error. feuerwehr-themar.de File Download and Fix For Windows OS, dll File and exe file download. Compatible with Windows 10, 8, 7, Vista and Windows XP feuerwehr-themar.de is a type of MUI file associated with Windows 8 Consumer Preview ISO images. Where can I get "feuerwehr-themar.de" to make bootable Win7 64bit Only place I can find it, is is through the Microsoft store but I don't have an account. USB Tool - Bootsect. . If you bought Windows 7 from the MS Store: When creating a bootable USB device, I am getting an error about bootsect.