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-rw-r--r--advtrains/couple.lua2
1 files changed, 1 insertions, 1 deletions
diff --git a/advtrains/couple.lua b/advtrains/couple.lua
index a102254..6a06077 100644
--- a/advtrains/couple.lua
+++ b/advtrains/couple.lua
@@ -56,7 +56,7 @@ minetest.register_entity("advtrains:discouple", {
self.object:remove()
return
end
- if self.wagon.old_velocity > 0 or self.wagon.pos_in_trainparts==1 then
+ if (self.wagon.old_velocity and self.wagon.old_velocity > 0) or self.wagon.pos_in_trainparts==1 then
self.object:remove()
end
atprintbm("discouple_step", t)