Hi i have recently installed win xp pro sp2 and when i try to install pinnacle pctv pro 5.9 it gives the error"the serial number is invalid"..i have tried this serial number"BAAAG-AARGI-VTCAK-BZTSA-AAACA" and even this "BAAAG-AASLY-HKLKH-IPPNA-AAADA" but still is gives the same error.Any help...