Are the addresses that you're trying to sweep empty or do they still have funds?
Do the private keys that you've extracted start with 5, K or L? What errors did you get when you swept it with Electrum?
they start with U2Fs have some funds in there from way back not a lot but a few bits when I try to sweep them would not allow me to do so as the button is grayed out i have the key file as I have extracted it Do the private keys that you've extracted start with 5, K or L? What errors did you get when you swept it with Electrum?