About loading of saves of game - Now everything works (i tested in Vladimir-Suzdal), saves are loaded normal (after I removed the appearance of the Mongols and their siege of cities from the scripts)
Now need to think about how to implement the Mongol invasion with scripts! (it must be at any cost)
Thanks to everyone who helped in finding a solution to the problem with loading saves, ESPECIALLY for DinarMayor and for alchen !
i Made more than 45 moves (saves load normally, any of them!)..
The problem turned out to be in the scripts
in such scripts (in all such scripts)
monitor_event PreFactionTurnStart FactionType mongols ; mong na novgorod 1
and I_TurnNumber = 30
spawn_army
faction mongols
character Khoyan, general, age 42, x 128, y 236
unit mon_keshikten exp 0 armor 0 weapon_lvl 0
unit Sudanese Tribesmen exp 1 armor 0 weapon_lvl 0
unit Sudanese Tribesmen exp 1 armor 0 weapon_lvl 0
unit Sudanese Tribesmen exp 1 armor 0 weapon_lvl 0
unit sib_junior_militia exp 0 armor 1 weapon_lvl 1
unit mon_torhaguti_inf exp 0 armor 2 weapon_lvl 0
unit sib_senior_militia exp 0 armor 1 weapon_lvl 0
unit ME Levy Spearmen exp 0 armor 1 weapon_lvl 0
unit ME Levy Spearmen exp 1 armor 0 weapon_lvl 1
unit ME Levy Spearmen exp 0 armor 1 weapon_lvl 0
unit Mongol Infantry exp 0 armor 0 weapon_lvl 0
unit mon_hoshuchi exp 1 armor 0 weapon_lvl 0
unit mon_hoshuchi exp 0 armor 1 weapon_lvl 1
unit mon_hoshuchi exp 0 armor 0 weapon_lvl 0
unit mon_torhaguti_cav exp 0 armor 0 weapon_lvl 0
unit Mongol Light Lancers exp 0 armor 1 weapon_lvl 0
unit Mongol Light Lancers exp 0 armor 0 weapon_lvl 0
unit Mongol Light Lancers exp 0 armor 0 weapon_lvl 0
unit mon_horchi_cav exp 0 armor 0 weapon_lvl 1
unit mon_horchi_cav exp 0 armor 0 weapon_lvl 0
end
spawn_army
faction mongols
character Kuyuk, general, age 43, x 128, y 237
unit mon_keshikten exp 1 armor 0 weapon_lvl 0
unit Mongol Light Lancers exp 0 armor 1 weapon_lvl 0
unit Mongol Light Lancers exp 1 armor 0 weapon_lvl 0
unit Mongol Light Lancers exp 0 armor 0 weapon_lvl 0
unit mon_hoshuchi exp 1 armor 0 weapon_lvl 0
unit mon_hoshuchi exp 0 armor 1 weapon_lvl 1
unit mon_hoshuchi exp 0 armor 0 weapon_lvl 0
unit ME Levy Spearmen exp 0 armor 1 weapon_lvl 0
unit ME Levy Spearmen exp 1 armor 0 weapon_lvl 1
unit ME Levy Spearmen exp 0 armor 1 weapon_lvl 0
unit Sudanese Tribesmen exp 1 armor 0 weapon_lvl 0
unit mon_torhaguti_inf exp 1 armor 0 weapon_lvl 0
unit Sudanese Tribesmen exp 1 armor 0 weapon_lvl 0
unit sib_junior_militia exp 0 armor 1 weapon_lvl 1
unit cum_cheled_sw exp 0 armor 2 weapon_lvl 0
unit sib_senior_militia exp 0 armor 1 weapon_lvl 0
unit Khan's Guard exp 0 armor 0 weapon_lvl 0
unit mon_torhaguti_inf exp 0 armor 0 weapon_lvl 0
unit Mongol Bodyguard exp 0 armor 0 weapon_lvl 0
unit mon_horchi_cav exp 0 armor 0 weapon_lvl 0
end_if
end_monitor

monitor_event FactionTurnStart FactionType mongols
and not I_SettlementOwner Taurirt mongols
siege_settlement Khoyan, Taurirt, maintain
end_monitor

monitor_event FactionTurnStart FactionType mongols
and not I_SettlementOwner Novgorodgrd mongols
siege_settlement Kuyuk, Novgorodgrd, maintain
end_monitor
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I only deleted them all, I didn’t touch the other scripts, and everything worked
Now need to think about how to make these scripts work normally - for real big Mongol invasion
Now i work to create patch for Mongol invasion 2.0