Some ideas here.
https://social.technet.microsoft.com/forums/windowsserver/en-US/13407b54-cfcd-4f8a-b6d1-f4a1eef0cd30/quotthe-active-domain-controllers-required-to-find-selected-objects-in-the-following-domain-are?forum=winserverMigration
https://social.technet.microsoft.com/Forums/en-US/fc14ed76-3f43-4fa7-be73-b5237fe61638/trust-error-when-adding-groups?forum=winservergen
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and Accept as answer
if the reply is helpful--