Had the same problem again after NO system update, it simply stopped working. This time the workaround didn’t work around. System remains unuseable.
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Codes)”,“Code”:0,“Trace”:[{“file”:“/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Handler/CurlFactory.php”,“line”:155,“function”:“createRejection”,“class”:“GuzzleHttp\Handler\CurlFactory”,“type”:“::”,“args”:[{“sink”:{“class”:“GuzzleHttp\Psr7\Stream”},“headers”:,“response”:null,“request”:{“class”:“GuzzleHttp\Psr7\Request”},“options”:{“verify”:“/var/www/html/nextcloud/data/files_external/rootcerts.crt”,“timeout”:45,“nextcloud”:{“allow_local_address”:true},“synchronous”:true,“handler”:{“class”:“GuzzleHttp\HandlerStack”},“allow_redirects”:{“max”:5,“protocols”:[“http”,“https”],“strict”:false,“referer”:false,“track_redirects”:false},“http_errors”:true,“decode_content”:true,“cookies”:false,“idn_conversion”:true},“errno”:28,“onHeadersException”:null,“class”:“GuzzleHttp\Handler\EasyHandle”},{“errno”:28,“error”:“Operation timed out after 45000 milliseconds with 0 bytes received”,“appconnect_time”:0.024405,“url”:“https://next.REDACTED_FOR_PRIVACY.de/apps/richdocumentscode/proxy.php?req=/hosting/discovery”,“content_type”:null,“http_code”:0,“header_size”:0,“request_size”:133,“filetime”:-1,“ssl_verify_result”:0,“redirect_count”:0,“total_time”:45.000598,“namelookup_time”:0.001454,“connect_time”:0.001696,“pretransfer_time”:0.025422,“size_upload”:0,“size_download”:0,“speed_download”:0,“speed_upload”:0,“download_content_length”:-1,“upload_content_length”:-1,“starttransfer_time”:0,“redirect_time”:0,“redirect_url”:“”,“primary_ip”:“REDACTED_FOR_PRIVACY”,“certinfo”:,“primary_port”:443,“local_ip”:“REDACTED_FOR_PRIVACY”,“local_port”:38928,“http_version”:0,“protocol”:2,“ssl_verifyresult”:0,“scheme”:“HTTPS”,“appconnect_time_us”:24405,“connect_time_us”:1696,“namelookup_time_us”:1454,“pretransfer_time_us”:25422,“redirect_time_us”:0,“starttransfer_time_us”:0,“total_time_us”:45000598,“curl_version”:“7.64.0”}]},{“file”:“/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Handler/CurlFactory.php”,“line”:105,“function”:“finishError”,“class”:“GuzzleHttp\Handler\CurlFactory”,“type”:“::”,“args”:[{“class”:“GuzzleHttp\Handler\CurlHandler”},{“sink”:{“class”:“GuzzleHttp\Psr7\Stream”},“headers”:,“response”:null,“request”:{“class”:“GuzzleHttp\Psr7\Request”},“options”:{“verify”:“/var/www/html/nextcloud/data/files_external/rootcerts.crt”,“timeout”:45,“nextcloud”:{“allow_local_address”:true},“synchronous”:true,“handler”:{“class”:“GuzzleHttp\HandlerStack”},“allow_redirects”:{“max”:5,“protocols”:[“http”,“https”],“strict”:false,“referer”:false,“track_redirects”:false},“http_errors”:true,“decode_content”:true,“cookies”:false,“idn_conversion”:true},“errno”:28,“onHeadersException”:null,“class”:“GuzzleHttp\Handler\EasyHandle”},{“class”:“GuzzleHttp\Handler\CurlFactory”}]},{“file”:“/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Handler/CurlHandler.php”,“line”:43,“function”:“finish”,“class”:“GuzzleHttp\Handler\CurlFactory”,“type”:“::”,“args”:[{“class”:“GuzzleHttp\Handler\CurlHandler”},{“sink”:{“class”:“GuzzleHttp\Psr7\Stream”},“headers”:,“response”:null,“request”:{“class”:“GuzzleHttp\Psr7\Request”},“options”:{“verify”:“/var/www/html/nextcloud/data/files_external/rootcerts.crt”,“timeout”:45,“nextcloud”:{“allow_local_address”:true},“synchronous”:true,“handler”:{“class”:“GuzzleHttp\HandlerStack”},“allow_redirects”:{“max”:5,“protocols”:[“http”,“https”],“strict”:false,“referer”:false,“track_redirects”:false},“http_errors”:true,“decode_content”:true,“cookies”:false,“idn_conversion”:true},“errno”:28,“onHeadersException”:null,“class”:“GuzzleHttp\Handler\EasyHandle”},{“class”:“GuzzleHttp\Handler\CurlFactory”}]},{“file”:“/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Handler/Proxy.php”,“line”:28,“function”:“__invoke”,“class”:“GuzzleHttp\Handler\CurlHandler”,“type”:“->”,“args”:[“*** sensitive parameter replaced “,” sensitive parameter replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Handler/Proxy.php",“line”:51,“function”:“GuzzleHttp\Handler\{closure}”,“class”:“GuzzleHttp\Handler\Proxy”,“type”:“::”,“args”:[" sensitive parameters replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/PrepareBodyMiddleware.php",“line”:37,“function”:“GuzzleHttp\Handler\{closure}”,“class”:“GuzzleHttp\Handler\Proxy”,“type”:“::”,“args”:[" sensitive parameters replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Middleware.php",“line”:29,“function”:“__invoke”,“class”:“GuzzleHttp\PrepareBodyMiddleware”,“type”:“->”,“args”:[" sensitive parameter replaced “,” sensitive parameter replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/RedirectMiddleware.php",“line”:70,“function”:“GuzzleHttp\{closure}”,“class”:“GuzzleHttp\Middleware”,“type”:“::”,“args”:[" sensitive parameters replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Middleware.php",“line”:59,“function”:“__invoke”,“class”:“GuzzleHttp\RedirectMiddleware”,“type”:“->”,“args”:[" sensitive parameter replaced “,” sensitive parameter replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/HandlerStack.php",“line”:71,“function”:“GuzzleHttp\{closure}”,“class”:“GuzzleHttp\Middleware”,“type”:“::”,“args”:[" sensitive parameters replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Client.php",“line”:361,“function”:“__invoke”,“class”:“GuzzleHttp\HandlerStack”,“type”:“->”,“args”:[" sensitive parameter replaced “,” sensitive parameter replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Client.php",“line”:163,“function”:“transfer”,“class”:“GuzzleHttp\Client”,“type”:“->”,“args”:[" sensitive parameter replaced “,” sensitive parameter replaced “]},{“file”:”/var/www/html/nextcloud/3rdparty/guzzlehttp/guzzle/src/Client.php",“line”:183,“function”:“requestAsync”,“class”:“GuzzleHttp\Client”,“type”:“->”,“args”:[“get”,{“class”:“GuzzleHttp\Psr7\Uri”},{“verify”:“/var/www/html/nextcloud/data/files_external/rootcerts.crt”,“timeout”:45,“nextcloud”:{“allow_local_address”:true},“synchronous”:true,“handler”:{“class”:“GuzzleHttp\HandlerStack”},“allow_redirects”:{“max”:5,“protocols”:[“http”,“https”],“strict”:false,“referer”:false,“track_redirects”:false},“http_errors”:true,“decode_content”:true,“cookies”:false,“idn_conversion”:true,“_conditional”:{“User-Agent”:“GuzzleHttp/6.5.1 curl/7.64.0 PHP/7.3.19-1~deb10u1”}}]},{“file”:“/var/www/html/nextcloud/lib/private/Http/Client/Client.php”,“line”:228,“function”:“request”,“class”:“GuzzleHttp\Client”,“type”:“->”,“args”:[“get”,“https://next.REDACTED_FOR_PRIVACY.de/apps/richdocumentscode/proxy.php?req=/hosting/discovery”,{“verify”:“/var/www/html/nextcloud/data/files_external/rootcerts.crt”,“timeout”:45,“nextcloud”:{“allow_local_address”:true},“headers”:{“User-Agent”:“Nextcloud Server Crawler”},“synchronous”:true}]},{“file”:“/var/www/html/nextcloud/apps/richdocuments/lib/WOPI/DiscoveryManager.php”,“line”:106,“function”:“get”,“class”:“OC\Http\Client\Client”,“type”:“->”,“args”:[“https://next.REDACTED_FOR_PRIVACY.de/apps/richdocumentscode/proxy.php?req=/hosting/discovery”,{“timeout”:45,“nextcloud”:{“allow_local_address”:true}}]},{“file”:“/var/www/html/nextcloud/apps/richdocuments/lib/WOPI/DiscoveryManager.php”,“line”:78,“function”:“fetchFromRemote”,“class”:“OCA\Richdocuments\WOPI\DiscoveryManager”,“type”:“->”,“args”:[]},{“file”:“/var/www/html/nextcloud/apps/richdocuments/lib/WOPI/Parser.php”,“line”:41,“function”:“get”,“class”:“OCA\Richdocuments\WOPI\DiscoveryManager”,“type”:“->”,“args”:[]},{“file”:“/var/www/html/nextcloud/apps/richdocuments/lib/TokenManager.php”,“line”:210,“function”:“getUrlSrc”,“class”:“OCA\Richdocuments\WOPI\Parser”,“type”:“->”,“args”:[“application/vnd.oasis.opendocument.spreadsheet”]},{“file”:“/var/www/html/nextcloud/apps/richdocuments/lib/Controller/DocumentController.php”,“line”:245,“function”:“getToken”,“class”:“OCA\Richdocuments\TokenManager”,“type”:“->”,“args”:[" 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