Closed 936 ovpn error

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sir pa help nman po sa 946 built in ovpn bakit ganito sir yung error..patulong po.
Wed Sep 16 21:57:08 2020 OpenVPN 2.5-icsopenvpn [git:icsopenvpn_705-1-gad0ab67a] armeabi-v7a [SSL (mbed TLS)] [LZO] [LZ4] [EPOLL] [MH/PKTINFO] [AEAD] built on Jun 14 2018
Wed Sep 16 21:57:08 2020 library versions: mbed TLS 2.8.0, LZO 2.10
Wed Sep 16 21:57:08 2020 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Wed Sep 16 21:57:08 2020 nice -20 succeeded
Wed Sep 16 21:57:08 2020 TCP/UDP: Preserving recently used remote address: [AF_INET]103.38.215.51:1194
Wed Sep 16 21:57:08 2020 UDP link local: (not bound)
Wed Sep 16 21:57:08 2020 UDP link remote: [AF_INET]103.38.215.51:1194
Wed Sep 16 21:57:09 2020 [server] Peer Connection Initiated with [AF_INET]103.38.215.51:1194
Wed Sep 16 21:57:10 2020 TUN/TAP device tun0 opened
Wed Sep 16 21:57:10 2020 do_ifconfig, tt->did_ifconfig_ipv6_setup=0
Wed Sep 16 21:57:10 2020 /system/xbin/ifconfig tun0 10.8.0.211 netmask 255.255.255.0 mtu 1500 broadcast 10.8.0.255
Wed Sep 16 21:57:10 2020 Linux ifconfig failed: could not execute external program
Wed Sep 16 21:57:10 2020 Exiting due to fatal error