On Sat, Oct 11, 2008 at 02:10:51PM +0800, 高生旺 wrote: > I've built a standalone brltty. But it always display "no "screen" after > started. How to fix it? Does it write anything interesting to the kernel logs when you start it? Which operating system are you using? If you're running Linux, was the Linux screen driver built when you compiled BRLTTY?