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Sorry to hear you’re facing problems 
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Or for longer, use three backticks above and below the code snippet:
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Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can 
Nextcloud version (eg, 20.0.5): 26.0.2
Operating system and version (eg, Ubuntu 20.04): Debian 11
Apache or nginx version (eg, Apache 2.4.25): Apache 2.4.56
PHP version (eg, 7.4): 8.2
Collabora Online - Built-in CODE Server: 23.5.5
Nextcloud Office: 8.0.2
The issue you are facing:
I keep getting richdocuments errors in Admin > Logging, but the built-in Collabora server is working without problems.
[richdocuments] Error: GuzzleHttp\Exception\ClientException: Client error: `GET http://<<IP_of_the_server>>/nextcloud/apps/richdocumentscode/proxy.php?req=/hosting/capabilities` resulted in a `404 Not Found` response:
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>404 Not Found</title>
</head><body>
<h1>Not Found (truncated...)
at <<closure>>
0. /var/www/nextcloud/3rdparty/guzzlehttp/guzzle/src/Middleware.php line 69
GuzzleHttp\Exception\RequestException::create("*** sensitive parameters replaced ***")
1. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 204
GuzzleHttp\Middleware::GuzzleHttp\{closure}("*** sensitive parameters replaced ***")
2. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 153
GuzzleHttp\Promise\Promise::callHandler()
3. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/TaskQueue.php line 48
GuzzleHttp\Promise\Promise::GuzzleHttp\Promise\{closure}("*** sensitive parameters replaced ***")
4. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 248
GuzzleHttp\Promise\TaskQueue->run()
5. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 224
GuzzleHttp\Promise\Promise->invokeWaitFn()
6. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 269
GuzzleHttp\Promise\Promise->waitIfPending()
7. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 226
GuzzleHttp\Promise\Promise->invokeWaitList()
8. /var/www/nextcloud/3rdparty/guzzlehttp/promises/src/Promise.php line 62
GuzzleHttp\Promise\Promise->waitIfPending()
9. /var/www/nextcloud/3rdparty/guzzlehttp/guzzle/src/Client.php line 187
GuzzleHttp\Promise\Promise->wait()
10. /var/www/nextcloud/lib/private/Http/Client/Client.php line 226
GuzzleHttp\Client->request()
11. /var/www/nextcloud/apps/richdocuments/lib/Service/CapabilitiesService.php line 135
OC\Http\Client\Client->get()
12. /var/www/nextcloud/apps/richdocuments/lib/Backgroundjobs/ObtainCapabilities.php line 40
OCA\Richdocuments\Service\CapabilitiesService->refetch()
13. /var/www/nextcloud/lib/private/BackgroundJob/Job.php line 54
OCA\Richdocuments\Backgroundjobs\ObtainCapabilities->run()
14. /var/www/nextcloud/lib/private/BackgroundJob/TimedJob.php line 60
OC\BackgroundJob\Job->execute()
15. /var/www/nextcloud/cron.php line 152
OC\BackgroundJob\TimedJob->execute()
at 2023-06-20T15:30:24+00:00
Is this the first time you’ve seen this error? (N):
It’s been happening for some time and seems to be triggered by the cron job.
Any ideas what could be causing this?
