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-rw-r--r--advtrains/trainlogic.lua13
1 files changed, 13 insertions, 0 deletions
diff --git a/advtrains/trainlogic.lua b/advtrains/trainlogic.lua
index a3785df..393e1a7 100644
--- a/advtrains/trainlogic.lua
+++ b/advtrains/trainlogic.lua
@@ -629,11 +629,24 @@ advtrains.te_register_on_update(function(id, train)
old_index = old_index + 1
local pos = advtrains.round_vector_floor_y(advtrains.path_get(train,old_index))
tnc_call_enter_callback(pos, id, train, old_index)
+
+ if not train.path then
+ atwarn(id,"@register_on_update missing path")
+ atwarn(advtrains.dbg_last_pathclear)
+ return
+ end
end
while old_end_index < new_end_index do
local pos = advtrains.round_vector_floor_y(advtrains.path_get(train,old_end_index))
tnc_call_leave_callback(pos, id, train, old_end_index)
old_end_index = old_end_index + 1
+
+ if not train.path then
+ atwarn(id,"@register_on_update missing path")
+ atwarn(advtrains.dbg_last_pathclear)
+ return
+ end
+
end
train.tnc.old_index = new_index
train.tnc.old_end_index = new_end_index