diff options
Diffstat (limited to 'lua_tube.lua')
| -rw-r--r-- | lua_tube.lua | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lua_tube.lua b/lua_tube.lua index 941ef92..689f74e 100644 --- a/lua_tube.lua +++ b/lua_tube.lua @@ -333,8 +333,11 @@ local safe_globals = { } local function create_environment(pos, mem, event) - -- Gather variables for the environment + -- Make sure the tube hasn't broken. local vports = minetest.registered_nodes[minetest.get_node(pos).name].virtual_portstates + if not vports then return {} end + + -- Gather variables for the environment local vports_copy = {} for k, v in pairs(vports) do vports_copy[k] = v end local rports = get_real_port_states(pos) |