The mod Demolisher trains (0.1.2) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event demolisher-trains::on_object_destroyed (ID 176)
LuaForce doesn't contain key research_recursive.
stack traceback:
[C]: in function 'index'
__demolisher-trains/control.lua:685: in function 'unlock_demolisher_tech'
demolisher-trains/control.lua:721: in function <demolisher-trains/control.lua:715>