To exclude this, it is better to fix it in ZPMap:
add_timer_event(self_obj, 5, 2); on add_timer_event(self_obj, 20, 2);
procedure map_enter_p_proc begin
variable mapIndexMsg;
if (is_loading_game == false) then begin
set_global_var(GVAR_RADIOACTIV_GLOBAL,0)...