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Checks if facedir is valid. If the face points up or down the depth-check would run endless and freeze the server
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@ -112,6 +112,11 @@ local function quarry_run(pos, node)
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if meta:get_int("enabled") and meta:get_int("HV_EU_input") >= quarry_demand and meta:get_int("purge_on") == 0 then
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local pdir = minetest.facedir_to_dir(node.param2)
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if pdir.y ~= 0 then
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-- faces up or down, not valid, otherwise depth-check would run endless and hang up the server
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return
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end
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local qdir = pdir.x == 1 and vector.new(0,0,-1) or
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(pdir.z == -1 and vector.new(-1,0,0) or
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(pdir.x == -1 and vector.new(0,0,1) or
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