Well thanks anyway, if i'll figure it out i'll tell you, and i hope it will be soon...
I tried the superflat with slabs and it worked fine. I don't know what's going on in my survival world but after a few minutes from the server...
I am using 1.4.5 and i have it since 1.2. I lit up ALL the caves and it's not the problem. If i restart the server it spawns mobs fine for about...
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