Неправильно или с ошибкой в файлик ovpn добавлены ключи сервера и клиента
Это то что длинная часть
Для айфонов должно быть вот так(ключ на свой конечно меняете)
# Keys
<ca>
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
</ca>
<cert>
-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----
</cert>
<key>
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----
</key>