weird shadow problem

[MrViking]

[t]http://i.imgur.com/DO4JiaM.jpg[/t] [t]http://i.imgur.com/bwwlfii.jpg[/t]

in this positions, shadow works fine.

[t]http://i.imgur.com/UWfLjJH.jpg[/t] [t]http://i.imgur.com/RPYV5Hk.jpg[/t]

but in this positions, shadows are broke up. [B]this problem only show up when i change settings with fog and sky entity.[/B]

what is happen to my fog and sky entity? i don't know this problem is only happen in gm_black, possibly happen in other maps.

i really needs help. thanks.

[editline]5th May 2015[/editline]

[t]http://i.imgur.com/WZ507dC.jpg[/t] [t]http://i.imgur.com/fCI6m0U.jpg[/t]

ah, problem solved. when entity take a ramp light, shadows broke up.

so i did move the entity to out of radius of ramp. so shadow doesn't break anymore.