problem in terminal

problem in terminal

can any one tell me what password i need after i type in sudo /opt/local/bin/port install dfu-programmer.i thought that is mine pass.but even when i try to type in anything wont show non.
thanks!!!

It is your user password, and you’re right, nothing does show when you type it in…

ok thanks one more problem .iw got messageError opening the file.
Something went wrong with creating the memory image.
any idea how to sort dis out ???