SQLSTATE[23000]: Integrity constraint violation: 1022 Can’t write; duplicate key in table ‘#sql-3be4_1c’ (SQL: alter table wyposts
add constraint wyposts_user_id_foreign
foreign key (user_id
) references wyusers
(id
) on delete set null)
正常安装,在update那个环节报这个错,请问什么原因?