I occasionally run into this error using OpenConnect-GUI 0.6: Failed to complete read from TAP device: ea It seems to have no effect on the VPN or its performance. Any idea what could cause this? Thanks, Niels 2014-10-15 01:35 Got CONNECT response: HTTP/1.1 200 CONNECTED 2014-10-15 01:35 X-CSTP-Version: 1 2014-10-15 01:35 X-CSTP-DPD: 90 2014-10-15 01:35 X-CSTP-Default-Domain: vpn.com 2014-10-15 01:35 X-CSTP-Address: 10.255.232.155 2014-10-15 01:35 X-CSTP-Netmask: 255.255.252.0 2014-10-15 01:35 X-CSTP-DNS: 8.8.8.8 2014-10-15 01:35 X-CSTP-DNS: 8.8.4.3 2014-10-15 01:35 X-CSTP-Keepalive: 32400 2014-10-15 01:35 X-CSTP-Idle-Timeout: none 2014-10-15 01:35 X-CSTP-Smartcard-Removal-Disconnect: true 2014-10-15 01:35 X-CSTP-Rekey-Time: 172800 2014-10-15 01:35 X-CSTP-Rekey-Method: new-tunnel 2014-10-15 01:35 X-CSTP-Session-Timeout: none 2014-10-15 01:35 X-CSTP-Disconnected-Timeout: none 2014-10-15 01:35 X-CSTP-Keep: true 2014-10-15 01:35 X-CSTP-TCP-Keepalive: true 2014-10-15 01:35 X-CSTP-Tunnel-All-DNS: false 2014-10-15 01:35 X-CSTP-License: accept 2014-10-15 01:35 X-DTLS-MTU: 1280 2014-10-15 01:35 X-CSTP-MTU: 1280 2014-10-15 01:35 X-CSTP-Base-MTU: 1380 2014-10-15 01:35 X-DTLS-Session-ID: 8d221247999c36055ee1f98b0fa558c0989131a0cd3fc669d048a3a7387dbb28 2014-10-15 01:35 X-DTLS-DPD: 90 2014-10-15 01:35 X-DTLS-Port: 443 2014-10-15 01:35 X-DTLS-Rekey-Time: 172810 2014-10-15 01:35 X-DTLS-Keepalive: 32400 2014-10-15 01:35 X-DTLS-CipherSuite: OC-DTLS1_2-AES128-GCM 2014-10-15 01:35 X-DTLS-MTU: 1314 2014-10-15 01:35 X-CSTP-MTU: 1314 2014-10-15 01:35 CSTP connected. DPD 90, Keepalive 32400 2014-10-15 01:35 Opened tun device Local Area Connection 2014-10-15 01:35 TAP-Windows driver v9.9 (0) 2014-10-15 01:35 executing: route print <?> 2014-10-15 01:35 DTLS option X-DTLS-MTU : 1280 2014-10-15 01:35 DTLS option X-DTLS-Session-ID : 8d221247999c36055ee1f98b0fa558c0989131a0cd3fc669d048a3a7387dbb28 2014-10-15 01:35 DTLS option X-DTLS-DPD : 90 2014-10-15 01:35 DTLS option X-DTLS-Port : 443 2014-10-15 01:35 DTLS option X-DTLS-Rekey-Time : 172810 2014-10-15 01:35 DTLS option X-DTLS-Keepalive : 32400 2014-10-15 01:35 DTLS option X-DTLS-CipherSuite : OC-DTLS1_2-AES128-GCM 2014-10-15 01:35 DTLS option X-DTLS-MTU : 1314 2014-10-15 01:35 Error setting up DTLS Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea Failed to complete read from TAP device: ea