<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"> <META NAME="Generator" CONTENT="MS Exchange Server version 6.5.7638.1"> <TITLE>Sec: U Graphics mode stops working after activating RHN subscription</TITLE> </HEAD> <BODY>  After installing Red Hat Linux WS v4 on an HP xw4300 workstation (P4 3.8GHz, 4Gb RAM, 160 Gb HD, XFX GeoForce GF7800) I attempted to activate the subscription from the tool under graphics mode. After sorting out issues with the fact that I go through a firewall, I managed to activate the subscription. However, after this the graphics mode stops working. If I reboot, I get a blank screen but I can still access the text mode terminals. Any ideas on how to fix this? Rodney Borg IMPORTANT: This email remains the property of the Australian Defence Organization and is subject to the jurisdiction of section 70 of the Crimes Act 1914. If you have received this email in error, you are requested to contact the sender and delete the email. </BODY> </HTML>