sig11 points in the most cases to bad hardware. try changing your RAM, check CPU temperature.. stuff like this.. do you have Signal 11 errors with other software to from time to time?
PAT
>
> Hi there,
>
> I want to update my server from 5.1.2 to 5.5. I have
> downloaded the image, compared the checksum and burned the
> CD. The box is booting from CD but after the screen changes
> to blue and for 1 second the welcome message is there, I got
> the notice: "install exited abnormally -- recieved signal 11".
>
> Is anybody able to help me whats going wrong?
>
> Kim