ID:274012 Can't open EDIF Input File <name>

CAUSE: The Quartus Prime software cannot open the specified EDIF Input File (.edf). This may occur when the file name is spelled incorrectly, the path to the file is specified incorrectly, the file name does not have the required extension, or the file doesn't exist.

ACTION: Make sure that you specified the file name correctly, that the path to the file is correct, that the file has the correct extension, and that the file exists.