This is a multi-part message in MIME format. ------=_NextPart_000_001E_01C2B1D5.339AF960 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I replaced the systems GF2 with my old AGP TNT2. OpenGL now functions = flawlessy, I even played Tuxracer for 10 minutes to make sure. I put the = GF2 back in and it halts again. Is this possible a hardware problem = then? It was a direct pull from a working Windows system, so I'm hoping = it's just a conflict. -Mark ------=_NextPart_000_001E_01C2B1D5.339AF960 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable