VpnManager works fine but the openvpn.log reports errors.
log
2021-05-19 19:30:13 OpenVPN 2.5.0 arm-oe-linux-gnueabi [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [MH/PKTINFO] [AEAD] built on Dec 30 2020
2021-05-19 19:30:13 library versions: OpenSSL 1.1.1g 21 Apr 2020, LZO 2.10
2021-05-19 19:30:13 WARNING: No server certificate verification method has been enabled. See http://openvpn.net/howto.html#mitm for more info.
2021-05-19 19:30:13 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
2021-05-19 19:30:13 TCP/UDP: Preserving recently used remote address: [AF_INET]XXX.XXX.XXX.XXX:53
2021-05-19 19:30:13 UDP link local: (not bound)
2021-05-19 19:30:13 UDP link remote: [AF_INET] XXX.XXX.XXX.XXX:53
2021-05-19 19:30:15 [PureVPN] Peer Connection Initiated with [AF_INET]
2021-05-19 19:30:16 TUN/TAP device tun0 opened
2021-05-19 19:30:16 /sbin/ip link set dev tun0 up mtu 1500
2021-05-19 19:30:16 /sbin/ip link set dev tun0 up
2021-05-19 19:30:16 /sbin/ip addr add dev tun0 XXX.XXX.XXX.XXX
2021-05-19 19:30:16 /etc/openvpn/update-resolv-conf tun0 1500 1622 XXX.XXX.XXX.XXX 255.255.255.224 init
/lib/resolvconf/libc: line 191: /etc/resolv.conf: Permission denied
sed: can't move '/etc/resolv.confzbo4Kj' to '/etc/resolv.conf': Operation not permitted
/etc/openvpn/update-resolv-conf: line 90: /etc/resolv.conf: Permission denied
/etc/openvpn/update-resolv-conf: line 90: /etc/resolv.conf: Permission denied
mv: cannot move '/etc/resolv.conf' to '/etc/resolv.orig': Operation not permitted
ln: '/etc/resolv.conf' and '/etc/resolv.conf' are the same file
nameserver XXX.XXX.XXX.XXX
nameserver XXX.XXX.XXX.XXX
021-05-19 19:30:17 Initialization Sequence Completed