Ошибка в логах:
Exception: Возникла ошибка в службе документов: Error document request
/var/www/nextcloud/apps/onlyoffice/lib/documentservice.php - line 95:
OCA\Onlyoffice\DocumentService->ProcessConvServResponceError()
/var/www/nextcloud/apps/onlyoffice/lib/preview.php - line 269:
OCA\Onlyoffice\DocumentService->GetConvertedUri()
/var/www/nextcloud/lib/private/Preview/ProviderV1Adapter.php - line 53:
OCA\Onlyoffice\Preview->getThumbnail()
/var/www/nextcloud/lib/private/Preview/GeneratorHelper.php - line 65:
OC\Preview\ProviderV1Adapter->getThumbnail()
/var/www/nextcloud/lib/private/Preview/Generator.php - line 343:
OC\Preview\GeneratorHelper->getThumbnail()
/var/www/nextcloud/lib/private/Preview/Generator.php - line 162:
OC\Preview\Generator->getMaxPreview()
/var/www/nextcloud/lib/private/Preview/Generator.php - line 114:
OC\Preview\Generator->generatePreviews()
/var/www/nextcloud/lib/private/PreviewManager.php - line 185:
OC\Preview\Generator->getPreview()
/var/www/nextcloud/apps/files_versions/lib/Controller/PreviewController.php - line 93:
OC\PreviewManager->getPreview()
/var/www/nextcloud/lib/private/AppFramework/Http/Dispatcher.php - line 225:
OCA\Files_Versions\Controller\PreviewController->getPreview()
/var/www/nextcloud/lib/private/AppFramework/Http/Dispatcher.php - line 133:
OC\AppFramework\Http\Dispatcher->executeController()
/var/www/nextcloud/lib/private/AppFramework/App.php - line 172:
OC\AppFramework\Http\Dispatcher->dispatch()
/var/www/nextcloud/lib/private/Route/Router.php - line 298:
OC\AppFramework\App::main()
/var/www/nextcloud/lib/base.php - line 1047:
OC\Route\Router->match()
/var/www/nextcloud/index.php - line 36:
OC::handleRequest()
РЕШЕНИЕ:В файле "config.php" в NextCloud прописать:
‘overwritehost’ => ‘your-domain.com’
‘overwriteprotocol’ => ‘https’https://help.nextcloud.com/t/exception- ... ted/103982