Fix github issue #213: Dropping unknown items crashes the game

The items will now just disappear when dropped.

diff --git a/builtin/item.lua b/builtin/item.lua
index 4ed20e4f1a2133f24a1513dd35a22b74eb5b896c..4e3c74444d18374f2ddf02e49e4d31f304b529bc 100644 (file)
--- a/builtin/item.lua
+++ b/builtin/item.lua
@@ -227,10 +227,12 @@ function minetest.item_drop(itemstack, dropper, pos)
                local v = dropper:get_look_dir()
                local p = {x=pos.x+v.x, y=pos.y+1.5+v.y, z=pos.z+v.z}
                local obj = minetest.env:add_item(p, itemstack)
-               v.x = v.x*2
-               v.y = v.y*2 + 1
-               v.z = v.z*2
-               obj:setvelocity(v)
+               if obj then
+                       v.x = v.x*2
+                       v.y = v.y*2 + 1
+                       v.z = v.z*2
+                       obj:setvelocity(v)
+               end
        else
                minetest.env:add_item(pos, itemstack)
        end