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-rw-r--r--advtrains_interlocking/tcb_ts_ui.lua2
1 files changed, 1 insertions, 1 deletions
diff --git a/advtrains_interlocking/tcb_ts_ui.lua b/advtrains_interlocking/tcb_ts_ui.lua
index ab7de34..0df3d3a 100644
--- a/advtrains_interlocking/tcb_ts_ui.lua
+++ b/advtrains_interlocking/tcb_ts_ui.lua
@@ -79,7 +79,7 @@ minetest.register_node("advtrains_interlocking:tcb_node", {
after_dig_node = function(pos, oldnode, oldmetadata, player)
if not oldmetadata or not oldmetadata.fields then return end
local tcbpts = oldmetadata.fields.tcb_pos
- if tcbpts ~= "" then
+ if tcbpts and tcbpts ~= "" then
local tcbpos = minetest.string_to_pos(tcbpts)
ildb.remove_tcb(tcbpos)
end