are you logged on as a user with admin rights?
Try disabling all your security software (antivirus, firewall...)
and just to be clear,
your blanks burn fine at a friends house using his drives?
or is it your drives burn his blanks fine at his house?
popatim ..the discs burn on his drive ...not on mine ..i cant understand ..it was fine on xp pro for years ..then just stopped burning ..but can still read ..i upgraded to windows 7 ..still have the proplem ..i have brought a new dvd rw ..thinking it was that ..no same proplem .. its odd because i have a proplem wiv my flash drive ..when i put it in .. windows says this drive needs to be formatted ..go to format ..windows says unable to do so ...i wonder if it is linked ..my pc shows the discs ...and the flash drive ..but i am unable ..to do anything with the discs/flash ..apart from read .. confused m8 ...