# Socket #23 SSL BIO error: error:14094418:SSL routines:ssl3\_read\_bytes:tlsv1 alert unknown ca **URL:** \ **Category:** Installation & Configuration\ **Created:** [October 27, 2021, 8:28am UTC](https://forum.collaboraonline.com/t/socket-23-ssl-bio-error-errorssl-routinestlsv1-alert-unknown-ca/685 "2021-10-27T08:28:58Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![vicky](https://avatars.discourse-cdn.com/v4/letter/v/b19c9b/32.png) [@vicky](https://forum.collaboraonline.com/u/vicky)\ **Post date:** [October 27, 2021, 8:28am UTC](https://forum.collaboraonline.com/t/socket-23-ssl-bio-error-errorssl-routinestlsv1-alert-unknown-ca/685/1 "2021-10-27T08:28:58Z")
Hey Guys, I am using collabora online using docker and my API is hosted on editor.ict.nust.edu.pk] now i am facing an error. Kindly help me to resolve this issue libreoffice-app | Ready to accept connections on port 9980. libreoffice-app | libreoffice-app | wsd-00007-00050 2021-10-27 08:13:15.422539 [websrv\_poll] ERR Socket #23 SSL BIO error: error:14094418:SSL routines:ssl3\_read\_bytes:tlsv1 alert unknown ca (0: Success)| ./net/SslSocket.hpp:289 libreoffice-app | wsd-00007-00050 2021-10-27 08:13:15.422792 [websrv\_poll] ERR Error while handling poll for socket #23 in websrv\_poll: error:14094418:SSL routines:ssl3\_read\_bytes:tlsv1 alert unknown ca| net/Socket.cpp:314 libreoffice-app | wsd-00007-00050 2021-10-27 08:13:15.448274 [websrv\_poll] ERR Socket #23 SSL BIO error: error:14094418:SSL routines:ssl3\_read\_bytes:tlsv1 alert unknown ca (0: Success)| ./net/SslSocket.hpp:289 libreoffice-app | wsd-00007-00050 2021-10-27 08:13:15.448396 [websrv\_poll] ERR Error while handling poll for socket #23 in websrv\_poll: error:14094418:SSL routines:ssl3\_read\_bytes:tlsv1 alert unknown ca| net/Socket.cpp:314 libreoffice-app | wsd-00007-00050 2021-10-27 08:13:27.437897 [websrv\_poll] WRN client - server version mismatch, disabling browser cache. Expected: 6a844e4| wsd/FileServer.cpp:285 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:27.673367 [docbroker\_001] ERR loading document exception: JSON Exception| wsd/DocumentBroker.cpp:1445 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:27.673465 [docbroker\_001] ERR Failed to add session to [/api/wopi/files/GetFile/ahmed] with URI [[http://editor.ict.nust.edu.pk/api/wopi/files/GetFile/ahmed](http://editor.ict.nust.edu.pk/api/wopi/files/GetFile/ahmed)]: JSON Exception| wsd/DocumentBroker.cpp:1407 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:27.673500 [docbroker\_001] ERR Error while loading : JSON Exception| wsd/LOOLWSD.cpp:3465 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:27.673587 [docbroker\_001] ERR No DocBroker found, or DocBroker marked to be destroyed. Terminating session ToClient-006| wsd/ClientSession.cpp:332 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:27.673691 [docbroker\_001] ERR No DocBroker found, or DocBroker marked to be destroyed. Terminating session ToClient-006| wsd/ClientSession.cpp:332 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:29.674155 [docbroker\_001] ERR Invalid or unknown session [006] to remove.| wsd/DocumentBroker.cpp:1484 libreoffice-app | wsd-00007-00052 2021-10-27 08:13:29.674396 [docbroker\_001] ERR No socket associated with WebSocketHandler 0x7fa44000ffd0| ./net/WebSocketHandler.hpp:125 libreoffice-app | sh: 1: /usr/bin/loolmount: Operation not permitted libreoffice-app | frk-00046-00046 2021-10-27 08:13:30.718771 [forkit] ERR Failed to unmount [/opt/lool/child-roots/CkqmQhxDVggoJa9n/tmp].| common/JailUtil.cpp:68 libreoffice-app | sh: 1: /usr/bin/loolmount: Operation not permitted libreoffice-app | frk-00046-00046 2021-10-27 08:13:30.756674 [forkit] ERR Failed to unmount [/opt/lool/child-roots/CkqmQhxDVggoJa9n/lo].| common/JailUtil.cpp:68 libreoffice-app | sh: 1: /usr/bin/loolmount: Operation not permitted libreoffice-app | frk-00046-00046 2021-10-27 08:13:30.778663 [forkit] ERR Failed to unmount [/opt/lool/child-roots/CkqmQhxDVggoJa9n].| common/JailUtil.cpp:68 libreoffice-app | wsd-00007-00045 2021-10-27 08:13:38.024478 [prisoner\_poll] WRN Prisoner connection disconnected but without valid socket.| wsd/LOOLWSD.cpp:2130 ---
**Author:** ![vicky](https://avatars.discourse-cdn.com/v4/letter/v/b19c9b/32.png) [@vicky](https://forum.collaboraonline.com/u/vicky)\ **Post date:** [November 1, 2021, 5:33am UTC](https://forum.collaboraonline.com/t/socket-23-ssl-bio-error-errorssl-routinestlsv1-alert-unknown-ca/685/2 "2021-11-01T05:33:09Z")
Please guys help me to resolve this issue