This is my mod list:
-More character names
-War Lords
-Battle Events
-VIET Events - A Flavor and Immersion Event Mod
-Dark Ages

And after a certain amout of time, for example in 1076 or 1092 the game crashes generating a error like this:

[18:23:35][E][jomini_script_system.cpp:284]: Script system error!
Error: cp:councillor_steward trigger [ Failed context switch ]
Script location: file: events/darkages_dread.txt line: 545 (darkages_dread.01:option)

[18:23:35][E][jomini_script_system.cpp:284]: Script system error!
Error: Event target link 'cp' returned an unset scope
Script location: file: events/darkages_low_Int.txt line: 1924 (darkages_low_intrigue.06:immediate)

[18:23:35][E][jomini_script_system.cpp:284]: Script system error!
Error: primary_spouse trigger [ Failed context switch ]
Script location: file: events/pregnancy_events.txt line: 103 (pregnancy.0001:immediate)

[18:23:35][E][jomini_script_system.cpp:284]: Script system error!
Error: save_scope_as effect [ Scoped object is not valid. Type: null weak (Character - 4294967295)! ]
Script location: file: events/darkages_dread.txt line: 74 (darkages_dread.01:immediate)

[18:23:34][E][jomini_script_system.cpp:284]: Script system error!
Error: father trigger [ Failed context switch ]
Script location: file: events/darkages_less_warfare_women.txt line: 49 (darkages_less_warfare_women.01:option)

[18:23:34][E][jomini_script_system.cpp:284]: Script system error!
Error: mother trigger [ Failed context switch ]
Script location: file: common/on_action/darkages_primary_on_actions.txt line: 265 (da_less_warfare_women:trigger)

And many, MANY more...