Having a PCI card sharing the same IRQ as your AGP can cause the problem you're having (good old 98). If you have PCI cards unplug them temporarily to see if one of those is causing the problem. If so, you'll have to try different slots until win98 is happy :)
Windows 98 on modern hardware
Miscellaneous Forums/General Discussion/Windows 98 on modern hardwareThe forum is locked. These are the original blitzbasic.com forums, kept so they can still be read. No new topics, replies or edits can be made here. To join in, head over to the Blitz3D+ forums.