losing files?

[Kevin Garnett]

I have uploaded some files to first my external then when that failed to me computer, they were sent to me on dvd some are final cut files some are quicktime.. when i close final cut or remove the disk all the files go offline... help plzz

 

[David Saraceno]

Those files have to be copied from the DVD to your scratch HDD. Not aliased but copied

And then imported to FCP