Please help me with primodvd

[mrupset]

ok for some reason primoDVD has gone T**'s up when i try to burn an ISO it takes about 8hours. it writes about 1.5 to 3 meg and then pauses for about 8 seconds and the writes another couple of meg, i've tryed reinstalling both it and the px engine update and different media, Any ideas,

Thanks

protumour.