Win 7 Ultimate 32bit, have tried Nero 10, InfraRecorder, Ashampoo Burning Studio 10, StarBurn, Smartburn, AVS disk Creator, Amok, all work intermittently making DVD's, all work makig CD's(data, have not tried audio), Lite-On SHM165-6HS, HSOE firmware, anyone else ever have problems, I am beginning to think it is the disks
"all work intermittently making DVD's, all work makig CD's"
This could have been put better to explain your problem. I'll asume that it's failing intermittently making DVD's, but burns cd's ok.
If that's the case then you have a faulty burner and it needs replacing, which is not very expensive.