Your disk cannot be partitioned because some of the files cannot be moved. Back up the disk and use Disk Utility to format the disk as a single Mac OS Extended (Journaled) volume. Restore your information to the disk and try using Boot Camp Assistant again.
Hefur einhver lent í einhverju svipuðu, þá má hann endilega segja mér hvað hann gerði til þess að geta notað Boot Camp.