怎么没人啊

lombard改成小写，另外你好像少了两个括号？在“set_country_flag = ”后面添一个括号“｛”，再在“Change_Piedmont_Culture_Flag }”后面再添一个反括号“}”

去历史文件看米兰的主流文化

country_decisions = {
Change_Piedmont_Culture = {
major = yes
potential = {
owns_core_province = 2979
owns_core_province = 4728
owns_core_province = 4740
owns_core_province = 104
owns_core_province = 1862
NOT = { has_country_flag = Changed_Piedmont_Culture_flag }
}
allow = {
owns_core_province = 103
owns_core_province = 4727
owns_core_province = 1875
owns_core_province = 2981
}
effect = {
103 = {
if = {
limit = {
owns = 103
NOT = { culture = Lombard }
}
change_culture = Lombard
}
}
4727 = {
if = {
limit = {
owns = 4727
NOT = { culture = Lombard }
}
change_culture = Lombard
}
}
1875 = {
if = {
limit = {
owns = 1875
NOT = { culture = Lombard }
}
change_culture = Lombard
}
}
2981 = {
if = {
limit = {
owns = 2981
NOT = { culture = Lombard }
}
change_culture = Lombard
}
}
add_dip_power = -20
add_years_of_income = -0.2
set_country_flag = Changed_Piedmont_Culture_flag
}
ai_will_do = {
factor = 1
}
}
}