Hi  Nick

Thank you for letting me know :)
Happy to see, that a ticket exists for it.

Have a great day
Rolf

> On 27 Feb 2023, at 16:57, Nick Couchman <[email protected]> wrote:
>
> You are encountering this bug:
>
> https://issues.apache.org/jira/browse/GUACAMOLE-1741
>
> -Nick
>
> On Mon, Feb 27, 2023 at 7:45 AM Rolf Zurbrügg
> <[email protected]> wrote:
>>
>> Hi I am currently seeng the following issue when trying to establish a VNC 
>> connection when using guacamole V 1.5.0
>>
>> guacd                          | guacd[51]: DEBUG: Parameter 
>> "recording-include-keys" omitted. Using default value of 0.
>> guacd                          | guacd[51]: DEBUG: Parameter 
>> "create-recording-path" omitted. Using default value of 0.
>> guacd                          | guacd[51]: DEBUG: Parameter "disable-copy" 
>> omitted. Using default value of 0.
>> guacd                          | guacd[51]: DEBUG: Parameter "disable-paste" 
>> omitted. Using default value of 0.
>> guacd                          | guacd[51]: DEBUG: Parameter 
>> "wol-send-packet" omitted. Using default value of 0.
>> guacd                          | guacd[51]: INFO: User 
>> "@3414be15-dceb-47f5-86aa-8a44d0b72bfd" joined connection 
>> "$c655d88b-07e0-4583-ba5f-3020250b33be" (1 users now present)
>> guacd                          | guacd[51]: DEBUG: Client is using protocol 
>> version "VERSION_1_5_0"
>> guacamole                      | Exception in thread "Thread-9" 
>> java.lang.IllegalStateException: Message will not be sent because the 
>> WebSocket session has been closed
>> guacamole                      |  at 
>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.writeMessagePart(WsRemoteEndpointImplBase.java:442)
>> web                            | 159.100.245.54 - - [27/Feb/2023:10:46:50 
>> +0000] "POST /api/tokens HTTP/2.0" 200 173 "https://159.100.247.7/"; 
>> "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, 
>> like Gecko) Chrome/110.0.0.0 Safari/537.36" "-"
>> web                            | 159.100.245.54 - - [27/Feb/2023:10:46:50 
>> +0000] "GET 
>> /websocket-tunnel?tokenM256D88CF85F1DA03B64046DBDE2F0BFC55BC7FB22C0A61F784D84634EE99D3&GUAC_DATA_SOURCE=mysql&GUAC_ID�&GUAC_TYPE=c&GUAC_WIDTH%60&GUAC_HEIGHT04&GUAC_DPI�&GUAC_TIMEZONE=Europe%2FZurich&GUAC_AUDIO=audio%2FL8&GUAC_AUDIO=audio%2FL16&GUAC_IMAGE=image%2Fjpeg&GUAC_IMAGE=image%2Fpng&GUAC_IMAGE=image%2Fwebp
>>  HTTP/1.1" 101 89 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) 
>> AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36" "-"
>> guacd                          | guacd[51]: ERROR: Unable to connect to VNC 
>> server.
>> guacd                          | guacd[51]: INFO: User 
>> "@3414be15-dceb-47f5-86aa-8a44d0b72bfd" disconnected (0 users remain)
>> guacd                          | guacd[51]: INFO: Last user of connection 
>> "$c655d88b-07e0-4583-ba5f-3020250b33be" disconnected
>> guacd                          | guacd[51]: DEBUG: Requesting termination of 
>> client...
>> guacd                          | guacd[51]: DEBUG: Client terminated 
>> successfully.
>> guacd                          | guacd[1]: INFO: Connection 
>> "$c655d88b-07e0-4583-ba5f-3020250b33be" removed.
>> guacamole                      |  at 
>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:314)
>> guacamole                      |  at 
>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:254)
>> guacamole                      |  at 
>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendString(WsRemoteEndpointImplBase.java:195)
>> guacamole                      |  at 
>> org.apache.tomcat.websocket.WsRemoteEndpointBasic.sendText(WsRemoteEndpointBasic.java:37)
>> guacamole                      |  at 
>> org.apache.guacamole.websocket.GuacamoleWebSocketTunnelEndpoint.sendInstruction(GuacamoleWebSocketTunnelEndpoint.java:152)
>> guacamole                      |  at 
>> org.apache.guacamole.websocket.GuacamoleWebSocketTunnelEndpoint.access$200(GuacamoleWebSocketTunnelEndpoint.java:53)
>> guacamole                      |  at 
>> org.apache.guacamole.websocket.GuacamoleWebSocketTunnelEndpoint$2.run(GuacamoleWebSocketTunnelEndpoint.java:253)
>> guacamole                      | 10:46:50.691 [http-nio-8080-exec-8] INFO  
>> o.a.g.tunnel.TunnelRequestService - User "rzurbruegg" disconnected from 
>> connection "82". Duration: 149 milliseconds
>>
>>
>>
>> When trying the exact same connection with version 1.4.0 I geht the 
>> following:
>>
>> guacd                          | guacd[18]: DEBUG: Parameter 
>> "recording-exclude-mouse" omitted. Using default value of 0.
>> guacd                          | guacd[18]: DEBUG: Parameter 
>> "recording-include-keys" omitted. Using default value of 0.
>> guacd                          | guacd[18]: DEBUG: Parameter 
>> "create-recording-path" omitted. Using default value of 0.
>> guacd                          | guacd[18]: DEBUG: Parameter "disable-copy" 
>> omitted. Using default value of 0.
>> guacd                          | guacd[18]: DEBUG: Parameter "disable-paste" 
>> omitted. Using default value of 0.
>> guacd                          | guacd[18]: DEBUG: Parameter 
>> "wol-send-packet" omitted. Using default value of 0.
>> guacd                          | guacd[18]: INFO: User 
>> "@0705a0be-bfb3-47de-bab9-2e6597741ba3" joined connection 
>> "$dc48e68b-619d-44cf-b82e-0cd4d47252e5" (1 users now present)
>> guacd                          | guacd[18]: DEBUG: Client is using protocol 
>> version "VERSION_1_3_0"
>> guacd                          | guacd[18]: DEBUG: GCrypt initialization 
>> started.
>> web                            | 159.100.245.54 - - [27/Feb/2023:11:17:25 
>> +0000] "GET 
>> /api/session/tunnels/15858372-d987-4c7b-bd02-51337710234d/protocol?token
>> 1A82684F67C2E2D62AE799CE6555810C63BBF4C2676C0B40C9D06150F93C2E HTTP/2.0" 200 
>> 2488 "https://159.100.247.7/"; "Mozilla/5.0 (Macintosh; Intel Mac OS X 
>> 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 
>> Safari/537.36" "-"
>> web                            | 159.100.245.54 - - [27/Feb/2023:11:17:25 
>> +0000] "GET 
>> /api/session/tunnels/15858372-d987-4c7b-bd02-51337710234d/activeConnection/connection/sharingProfiles
>>  HTTP/2.0" 200 2 "https://159.100.247.7/"; "Mozilla/5.0 (Macintosh; Intel Mac 
>> OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 
>> Safari/537.36" "-"
>> guacamole                      | 11:17:25.489 [http-nio-8080-exec-9] INFO  
>> o.a.g.tunnel.TunnelRequestService - User "rzurbruegg" connected to 
>> connection "82".
>> guacd                          | guacd[18]: DEBUG: GCrypt initialization 
>> completed.
>>
>>
>> The connection just works then. Unfortunately I am not able to open a bug 
>> report on Jira for this. Has any one encountered this problem before? Any 
>> help or pointers would be greatly appreciated.
>>
>>
>> Kind regards
>>
>> Rolf
>
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