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Daniƫl van Vuuren edited comment on GUACAMOLE-414 at 10/31/17 4:18 PM: ----------------------------------------------------------------------- Same problem here. Using tigervnc 1.8.0 on ubuntu 16.04, unity (as per http://c-nergy.be/blog/?p=10611) Errors in syslog the same as above. Log from vncserver: {quote} Connections: closed: [::1]::48022 (readTLS: (unknown error code) (961)) EncodeManager: Framebuffer updates: 419 EncodeManager: CopyRect: EncodeManager: Copies: 1 rects, 285.19 kpixels EncodeManager: 16 B (1:71298.2 ratio) EncodeManager: ZRLE: EncodeManager: Indexed RLE: 1 rects, 8.192 kpixels EncodeManager: 356 B (1:92.0787 ratio) EncodeManager: Full Colour: 455 rects, 6.44292 Mpixels EncodeManager: 2.78513 MiB (1:8.82653 ratio) EncodeManager: Total: 457 rects, 6.7363 Mpixels EncodeManager: 2.78548 MiB (1:9.2272 ratio) TLS: TLS session wasn't terminated gracefully ComparingUpdateTracker: 1.78984 Gpixels in / 8.86054 Mpixels out ComparingUpdateTracker: (1:202.001 ratio){quote} was (Author: hollandopensource.nl): Same problem here. Using tigervnc 1.8.0 on ubuntu 16.04, unity (as per http://c-nergy.be/blog/?p=10611) Errors in syslog the same as above. Log from vncserver: {{Connections: closed: [::1]::48022 (readTLS: (unknown error code) (961)) EncodeManager: Framebuffer updates: 419 EncodeManager: CopyRect: EncodeManager: Copies: 1 rects, 285.19 kpixels EncodeManager: 16 B (1:71298.2 ratio) EncodeManager: ZRLE: EncodeManager: Indexed RLE: 1 rects, 8.192 kpixels EncodeManager: 356 B (1:92.0787 ratio) EncodeManager: Full Colour: 455 rects, 6.44292 Mpixels EncodeManager: 2.78513 MiB (1:8.82653 ratio) EncodeManager: Total: 457 rects, 6.7363 Mpixels EncodeManager: 2.78548 MiB (1:9.2272 ratio) TLS: TLS session wasn't terminated gracefully ComparingUpdateTracker: 1.78984 Gpixels in / 8.86054 Mpixels out ComparingUpdateTracker: (1:202.001 ratio)}} > Certain VNC servers result in disconnection due to TLS errors > ------------------------------------------------------------- > > Key: GUACAMOLE-414 > URL: https://issues.apache.org/jira/browse/GUACAMOLE-414 > Project: Guacamole > Issue Type: Bug > Components: guacamole-server, guacd > Affects Versions: 0.9.13-incubating > Environment: unRAID 6.4rc9 Docker container > Reporter: Jason Bean > Priority: Minor > > Connecting to certain VNC servers such as Ubuntu Desktop (all versions I have > ever run) and a CentOS based Browser Docker > ([https://hub.docker.com/r/consol/centos-xfce-vnc/]) cause frequent TLS > errors and consequently disconnections. The errors in the log are as follows: > {noformat} > Oct 12 14:54:59 2004ff6050af guacd[8440]: Error reading from TLS: The TLS > connection was non-properly terminated.. > Oct 12 14:54:59 2004ff6050af guacd[8440]: read (4: Interrupted system call) > Oct 12 14:54:59 2004ff6050af guacd[8440]: Error handling message from VNC > server. > Oct 12 14:54:59 2004ff6050af guacd[8440]: Internal VNC client disconnected > {noformat} -- This message was sent by Atlassian JIRA (v6.4.14#64029)