visual artifacts on NeoMagic NM2160 LCD with 4.0.2-7

it on my desktop machine, which is running XFree86 4.0.2-7 with an ATI Xpert 98 card. Has anyone else noticed this effect? Is it a known problem? Should I file a bug report? What other information would be useful to include in a bug report (my XF86Config-4 file?)? Thanks very much for

visual artifacts on NeoMagic NM2160 LCD with 4.0.2-7

it on my desktop machine, which is running XFree86 4.0.2-7 with an ATI Xpert 98 card. Has anyone else noticed this effect? Is it a known problem? Should I file a bug report? What other information would be useful to include in a bug report (my XF86Config-4 file?)? Thanks very much for your help, -- Fred Gray