Comment # 5 on bug 57875 from Piero Finizio

http://sldev.free.fr/

The stable branch Linux: CoolVLViewer-1.26.4.XX works with r300,
the  CoolVLViewer-1.26.5.XX doesn't  because it derives from Second Life
official viewer series 3 and so suffers from the aforementioned bug 39251.