thanks a lot.   CTRL-ALT-F3 did bring the login prompt.  i have been using nvidia proprietary drivers so i guess this was the problem.how should i proceed from here?  yum install ???thanks again,monty --- On Fri, 5/27/11, Greg Woods <woods(a)ucar.edu&gt; wrote: From: Greg Woods <woods(a)ucar.edu&gt; Subject: Re: fc14->fc15 via preupgrade hangs during first boot To: users(a)lists.fedoraproject.org Date: Friday, May 27, 2011, 9:12 PM On Fri, 2011-05-27 at 13:24 -0700, Monty Clift wrote: There are plenty of possibilities, but this could mean that the video driver did not start. Try hitting CTRL-ALT-F3. If that produces a text console with a login prompt, then this is your problem. In particular, if you had been using the nvidia proprietary drivers, you will need to install it again for your new kernel. --Greg -- users mailing list users(a)lists.fedoraproject.org To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines

On 05/27/2011 03:49 PM, Monty Clift wrote: AIUI, if you want to use the binary blob, follow the same instructions you did the first time. If you want to use kmod, use this: yum install kmod-nvidia (You may need to specify PAE or x64 depending on the kernel you're using.)