Since my crystal ball is out for polishing ...
OS and Version?
Version of LR?
Am on windows 8.1 the lightroom version is 5.6 i also tryed v.6 am trying and trying but nothing is workin.
It is the exact same issue with LR5 and LR6?
Does LR run normally except for the import?
What file types from which camera are you trying to import?
Are you trying to import from the camera or a card reader?
Please try to move the files to the desktop with explorer and try to import from there - I suspect a defect card reader or a communication issue to it or to the camera.
Am trying to import them from the disk or desktop but is the same after i try to import smth it crash the same is happeping with LR5 and also with LR6
Please respond to all om the questions. In addition, what is the target location and do you have full access rights at this location?