Topic: Ошибка с TAP-Windows adapters on this system are currently in use.

Mon Jul 15 12:37:00 2019 DEPRECATED OPTION: --max-routes option ignored.The number of routes is unlimited as of OpenVPN 2.4. This option will be removed in a future version, please remove it from your configuration.
Mon Jul 15 12:37:00 2019 OpenVPN 2.4.7 x86_64-w64-mingw32 [SSL (OpenSSL)] [LZO] [LZ4] [PKCS11] [AEAD] built on Apr 25 2019
Mon Jul 15 12:37:00 2019 Windows version 6.1 (Windows 7) 64bit
Mon Jul 15 12:37:00 2019 library versions: OpenSSL 1.1.0j  20 Nov 2018, LZO 2.10
Enter Management Password:
Mon Jul 15 12:37:15 2019 Outgoing Control Channel Authentication: Using 160 bit message hash 'SHA1' for HMAC authentication
Mon Jul 15 12:37:15 2019 Incoming Control Channel Authentication: Using 160 bit message hash 'SHA1' for HMAC authentication
Mon Jul 15 12:37:15 2019 TCP/UDP: Preserving recently used remote address: [AF_INET]38.84.132.167:443
Mon Jul 15 12:37:15 2019 Attempting to establish TCP connection with [AF_INET]38.84.132.167:443 [nonblock]
Mon Jul 15 12:37:16 2019 TCP connection established with [AF_INET]38.84.132.167:443
Mon Jul 15 12:37:16 2019 TCP_CLIENT link local: (not bound)
Mon Jul 15 12:37:16 2019 TCP_CLIENT link remote: [AF_INET]38.84.132.167:443
Mon Jul 15 12:37:16 2019 WARNING: this configuration may cache passwords in memory -- use the auth-nocache option to prevent this
Mon Jul 15 12:37:17 2019 VERIFY OK: depth=1, O=5ac77a471997ee2ef780b5f7, CN=5ac77a471997ee2ef780b5f8
Mon Jul 15 12:37:17 2019 VERIFY KU OK
Mon Jul 15 12:37:17 2019 Validating certificate extended key usage
Mon Jul 15 12:37:17 2019 NOTE: --mute triggered...
Mon Jul 15 12:37:18 2019 4 variation(s) on previous 3 message(s) suppressed by --mute
Mon Jul 15 12:37:18 2019 [5ac77a471997ee2ef780b600] Peer Connection Initiated with [AF_INET]38.84.132.167:443
Mon Jul 15 12:37:20 2019 Outgoing Data Channel: Cipher 'AES-128-CBC' initialized with 128 bit key
Mon Jul 15 12:37:20 2019 Outgoing Data Channel: Using 160 bit message hash 'SHA1' for HMAC authentication
Mon Jul 15 12:37:20 2019 Incoming Data Channel: Cipher 'AES-128-CBC' initialized with 128 bit key
Mon Jul 15 12:37:20 2019 NOTE: --mute triggered...
Mon Jul 15 12:37:20 2019 1 variation(s) on previous 3 message(s) suppressed by --mute
Mon Jul 15 12:37:20 2019 open_tun
Mon Jul 15 12:37:20 2019 All TAP-Windows adapters on this system are currently in use.
Mon Jul 15 12:37:20 2019 Exiting due to fatal error

Re: Ошибка с TAP-Windows adapters on this system are currently in use.

Это не ошибка. Это уведомление о том, что виртуальный адаптер занят каким-то процессом. А о том каким именно процессом он занят, может знать только пользователь данного ПК.

Re: Ошибка с TAP-Windows adapters on this system are currently in use.

В диспетчер устройств\сетевые адаптеры выключить и заново включить TAP-Windows Adapter V9. Драйвер устройства после дисконекта блокирует клиент и не даёт создать подключение. После рестарта устройства можно без перезапуска клиента создать соединение. До найденного решения мне помогал только ребут системы. Теперь 15 сек и новое подключение готово.