Hello, all, Could someone reproduce this issue after starting the guacd container with LOG_LEVEL=debug and post the error messages? Also, when you say you're running the Dockerized version, are you running in Docker, or in some other platform (Podman, K8s, Openshift, etc.)?
-Nick On Sat, Sep 13, 2025 at 6:39 PM sri sudha kambhampati < [email protected]> wrote: > Hi Subba / Rapheal, > > Has this issue been resolved? > We had a similar issue in one of the RDP Server setup after the > 1.6.0(official release version) upgrade. > Any inputs on this would be appreciated. > > Thanks, > Sudha > > On Thu, Jun 5, 2025 at 8:30 AM Subbareddy Alamuru < > [email protected]> wrote: > >> Hi Raphael, >> >> I have tried with all modes but no luck, everytime I get the same error >> >> guacd[52]: INFO: RDP server closed/refused connection: Security >> negotiation failed (wrong security type?) >> >> [image: image.png] >> >> Thanks >> Subba >> >> On Thu, Jun 5, 2025 at 1:07 PM Raphaël CAUDRON <[email protected]> >> wrote: >> >>> Hi, >>> >>> >>> >>> I have this when i select Hyper-V / VMConnect for the Security Mode in >>> the authentication tab of the parameters. Try the different modes to see if >>> there are other logs I’d say. >>> >>> >>> >>> Raphael >>> >>> >>> >>> *De :* Subbareddy Alamuru <[email protected]> >>> *Envoyé :* jeudi 5 juin 2025 06:56 >>> *À :* [email protected] >>> *Objet :* Re: RDP login issue with 1.6.0-RC1 dockerized guacamole >>> >>> >>> >>> Hello, >>> >>> >>> >>> Checking in if anyone has faced this issue in 1.6.0. >>> >>> >>> >>> Thanks >>> Subba >>> >>> >>> >>> On Wed, Jun 4, 2025 at 5:29 PM Subbareddy Alamuru < >>> [email protected]> wrote: >>> >>> Hi Team, >>> >>> >>> >>> I have been testing 1.6.0-RC1 with dockerized guacamole build. >>> >>> >>> >>> guacamole/guacd:1.6.0-RC1 >>> >>> guacamole/guacamole:1.6.0-RC1 >>> >>> >>> >>> When I try to login to RDP terminal server from guacamole, I get the >>> following error in logs >>> >>> guacamole-1 | 10:01:02.810 [http-nio-8080-exec-8] INFO >>> o.a.g.tunnel.TunnelRequestService - User "administrator" connected to >>> connection "1". guacd-1 | guacd[1]: INFO: Creating new client for protocol >>> "rdp" guacd-1 | guacd[1]: INFO: Connection ID is >>> "$bb241ab4-29aa-4ba5-8249-60f0255682eb" guacd-1 | guacd[439]: INFO: >>> Security mode: Negotiate (ANY) guacd-1 | guacd[439]: INFO: Resize method: >>> display-update guacd-1 | guacd[439]: INFO: No clipboard line-ending >>> normalization specified. Defaulting to preserving the format of all line >>> endings. guacd-1 | guacd[439]: INFO: User >>> "@60fe8d0f-411b-4b09-9283-fbf5f166ebb2" joined connection >>> "$bb241ab4-29aa-4ba5-8249-60f0255682eb" (1 users now present) guacd-1 | >>> guacd[439]: INFO: Local system reports 2 processor(s) are available. >>> guacd-1 | guacd[439]: INFO: Graphical updates will be encoded using 2 >>> worker thread(s). guacd-1 | guacd[439]: INFO: Loading keymap "base" guacd-1 >>> | guacd[439]: INFO: Loading keymap "en-us-qwerty" nginx-1 | >>> "04/Jun/2025:10:01:03 +0000" client=10.50.4.30 request="GET >>> /api/session/tunnels/38280f59-6df7-3c6d-921e-160bc92473db/protocol >>> HTTP/1.1" status=200 bytes_sent=1731 body_bytes_sent=1391 referer= >>> https://guac.example.com/ <https://wde-dsdev-2.sycamoreinformatics.com/> >>> user_agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) >>> AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36" >>> request_time=0.003 upstream_response_time=0.003 nginx-1 | >>> "04/Jun/2025:10:01:03 +0000" client=10.50.4.30 request="GET >>> /api/session/tunnels/38280f59-6df7-3c6d-921e-160bc92473db/activeConnection/connection/sharingProfiles >>> HTTP/1.1" status=200 bytes_sent=286 body_bytes_sent=2 referer= >>> https://guac.example.com/ <https://wde-dsdev-2.sycamoreinformatics.com/> >>> user_agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) >>> AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36" >>> request_time=0.036 upstream_response_time=0.036 nginx-1 | >>> "04/Jun/2025:10:01:05 +0000" client=10.50.4.30 request="HEAD /api/session >>> HTTP/1.1" status=204 bytes_sent=265 body_bytes_sent=0 referer= >>> https://guac.example.com/ <https://wde-dsdev-2.sycamoreinformatics.com/> >>> user_agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) >>> AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36" >>> request_time=0.002 upstream_response_time=0.001 guacamole-1 | 10:01:10.264 >>> [http-nio-8080-exec-4] INFO o.a.g.tunnel.TunnelRequestService - User >>> "administrator" disconnected from connection "1". Duration: 7453 >>> milliseconds guacamole-1 | Exception in thread "Thread-40" >>> java.lang.IllegalStateException: Message will not be sent because the >>> WebSocket session has been closed guacamole-1 | at >>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.writeMessagePart(WsRemoteEndpointImplBase.java:454) >>> guacamole-1 | at >>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlockInternal(WsRemoteEndpointImplBase.java:312) >>> guacamole-1 | at >>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:265) >>> guacamole-1 | at >>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:249) >>> guacamole-1 | at >>> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendString(WsRemoteEndpointImplBase.java:191) >>> guacamole-1 | at >>> org.apache.tomcat.websocket.WsRemoteEndpointBasic.sendText(WsRemoteEndpointBasic.java:36) >>> guacamole-1 | at >>> org.apache.guacamole.websocket.GuacamoleWebSocketTunnelEndpoint.sendInstruction(GuacamoleWebSocketTunnelEndpoint.java:152) >>> guacamole-1 | at >>> org.apache.guacamole.websocket.GuacamoleWebSocketTunnelEndpoint.access$200(GuacamoleWebSocketTunnelEndpoint.java:53) >>> guacamole-1 | at >>> org.apache.guacamole.websocket.GuacamoleWebSocketTunnelEndpoint$2.run(GuacamoleWebSocketTunnelEndpoint.java:253) >>> guacd-1 | guacd[439]: INFO: RDP server closed/refused connection: Server >>> refused connection (wrong security type?) guacd-1 | guacd[439]: INFO: User >>> "@60fe8d0f-411b-4b09-9283-fbf5f166ebb2" disconnected (0 users remain) >>> guacd-1 | guacd[439]: INFO: Last user of connection >>> "$bb241ab4-29aa-4ba5-8249-60f0255682eb" disconnected guacd-1 | guacd[1]: >>> INFO: Connection "$bb241ab4-29aa-4ba5-8249-60f0255682eb" removed. >>> >>> >>> >>> RDP server closed/refused connection: Server refused connection (wrong >>> security type?) Is this a known issue? But if I just downgrade the version >>> to 1.5.5 or below, it works. Thanks >>> >>> Subba >>> >>>
