Can't get Talk to work

Hi, for several days now I’m trying everything to get ‘Talk’ to work. But for some reason it always errors out. I’m using Nextcloud 20.06 with nginx on Debian 10 (php-fpm 7.3).

I followed the official documentation and added the nginx configuration from that. I can create a conversation in talk but when I try to access it I get a 404. There is no nginx error but the access log shows this. You can see the 404 not found and the /apps/spreed/not-found.

Any idea how to fix this?

1.2.3.4 - - [08/Feb/2021:13:10:09 +0000] "GET /ocs/v2.php/apps/notifications/api/v2/notifications HTTP/2.0" 304 0 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:09 +0000] "GET /ocs/v2.php/apps/spreed/api/v2/room HTTP/2.0" 200 544 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/apps/spreed/api/v1/chat/ikwfny22?lookIntoFuture=0&includeLastKnown=1 HTTP/2.0" 304 0 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "POST /ocs/v2.php/apps/spreed/api/v2/room/ikwfny22/participants/active HTTP/2.0" 200 680 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/apps/spreed/api/v1/signaling/settings?token=ikwfny22 HTTP/2.0" 200 360 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/collaboration/resources/room/ikwfny22?format=json HTTP/2.0" 200 81 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/apps/user_status/api/v1/statuses/admin HTTP/2.0" 200 119 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/apps/spreed/api/v1/signaling/ikwfny22 HTTP/2.0" 404 111 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/apps/spreed/api/v2/room/ikwfny22/participants?includeStatus=true HTTP/2.0" 200 408 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /apps/spreed/not-found HTTP/2.0" 200 8952 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:25 +0000] "GET /ocs/v2.php/apps/spreed/api/v1/chat/ikwfny22?lookIntoFuture=1&includeLastKnown=0 HTTP/2.0" 499 0 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /ocs/v2.php/apps/notifications/api/v2/notifications HTTP/2.0" 200 81 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "PUT /apps/user_status/heartbeat HTTP/2.0" 204 0 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /ocs/v2.php/apps/spreed/api/v2/room HTTP/2.0" 200 544 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /ocs/v2.php/search/providers?from=%2Fapps%2Fspreed%2Fnot-found HTTP/2.0" 200 272 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /apps/apporder/getOrder HTTP/2.0" 200 160 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /ocs/v2.php/apps/user_status/api/v1/statuses/email%40siyt.biz HTTP/2.0" 200 131 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /apps/encryption/ajax/getStatus HTTP/2.0" 200 90 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"
1.2.3.4 - - [08/Feb/2021:13:10:26 +0000] "GET /ocs/v2.php/apps/user_status/api/v1/user_status HTTP/2.0" 200 149 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36"

My web browser says this:

This errors look like you might have forgotten to install a turn server.
It seams your client can’t open a Talk seasion with another client because they don’t find each other behind different NAT-Firewalls.

As long as your NC-instance, and all clients for your call are in the same local net you need a turnserver as man in the middel. I am using coturn for this. If you have already installed it, the problem should be somewhere their.

Thanks for the reply, I do have a turn server running but with or without it doesn’t make a difference. Also when I add a conversation it works but I can never leave or delete it again. If I delete it it’s gone but if I go to another page and come back to talk the conversation is there again.