Do you have the full stacktrace?

This will work only because strict typing is off in this file I think, but the real problem is upper in the call stack, these methods should already be receiving an int.

{"reqId":"CKVFUb9FTOrJUfb8qPKq","level":3,"time":"2024-11-01T13:19:54+00:00","remoteAddr":"172.30.104.10","user":"V1_4089","app":"index","method":"GET","url":"/index.php/apps/files_external/userstorages/undefined?testOnly=false","message":"OCA\\Files_External\\Service\\DBConfigService::getMountById(): Argument #1 ($mountId) must be of type int, string given, called in /var/www/html/nextcloud_test1/apps/files_external/lib/Service/StoragesService.php on line 164 in file '/var/www/html/nextcloud_test1/apps/files_external/lib/Service/DBConfigService.php' line 67","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36","version":"28.0.11.1","exception":{"Exception":"Exception","Message":"OCA\\Files_External\\Service\\DBConfigService::getMountById(): Argument #1 ($mountId) must be of type int, string given, called in /var/www/html/nextcloud_test1/apps/files_external/lib/Service/StoragesService.php on line 164 in file '/var/www/html/nextcloud_test1/apps/files_external/lib/Service/DBConfigService.php' line 67","Code":0,"Trace":[{"file":"/var/www/html/nextcloud_test1/lib/private/AppFramework/App.php","line":184,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/var/www/html/nextcloud_test1/lib/private/Route/Router.php","line":315,"function":"main","class":"OC\\AppFramework\\App","type":"::"},{"file":"/var/www/html/nextcloud_test1/lib/base.php","line":1069,"function":"match","class":"OC\\Route\\Router","type":"->"},{"file":"/var/www/html/nextcloud_test1/index.php","line":39,"function":"handleRequest","class":"OC","type":"::"}],"File":"/var/www/html/nextcloud_test1/lib/private/AppFramework/Http/Dispatcher.php","Line":169,"Previous":{"Exception":"TypeError","Message":"OCA\\Files_External\\Service\\DBConfigService::getMountById(): Argument #1 ($mountId) must be of type int, string given, called in /var/www/html/nextcloud_test1/apps/files_external/lib/Service/StoragesService.php on line 164","Code":0,"Trace":[{"file":"/var/www/html/nextcloud_test1/apps/files_external/lib/Service/StoragesService.php","line":164,"function":"getMountById","class":"OCA\\Files_External\\Service\\DBConfigService","type":"->"},{"file":"/var/www/html/nextcloud_test1/apps/files_external/lib/Controller/StoragesController.php","line":296,"function":"getStorage","class":"OCA\\Files_External\\Service\\StoragesService","type":"->"},{"file":"/var/www/html/nextcloud_test1/apps/files_external/lib/Controller/UserStoragesController.php","line":110,"function":"show","class":"OCA\\Files_External\\Controller\\StoragesController","type":"->"},{"file":"/var/www/html/nextcloud_test1/lib/private/AppFramework/Http/Dispatcher.php","line":230,"function":"show","class":"OCA\\Files_External\\Controller\\UserStoragesController","type":"->"},{"file":"/var/www/html/nextcloud_test1/lib/private/AppFramework/Http/Dispatcher.php","line":137,"function":"executeController","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/var/www/html/nextcloud_test1/lib/private/AppFramework/App.php","line":184,"function":"dispatch","class":"OC\\AppFramework\\Http\\Dispatcher","type":"->"},{"file":"/var/www/html/nextcloud_test1/lib/private/Route/Router.php","line":315,"function":"main","class":"OC\\AppFramework\\App","type":"::"},{"file":"/var/www/html/nextcloud_test1/lib/base.php","line":1069,"function":"match","class":"OC\\Route\\Router","type":"->"},{"file":"/var/www/html/nextcloud_test1/index.php","line":39,"function":"handleRequest","class":"OC","type":"::"}],"File":"/var/www/html/nextcloud_test1/apps/files_external/lib/Service/DBConfigService.php","Line":67},"message":"OCA\\Files_External\\Service\\DBConfigService::getMountById(): Argument #1 ($mountId) must be of type int, string given, called in /var/www/html/nextcloud_test1/apps/files_external/lib/Service/StoragesService.php on line 164 in file '/var/www/html/nextcloud_test1/apps/files_external/lib/Service/DBConfigService.php' line 67","exception":{},"CustomMessage":"OCA\\Files_External\\Service\\DBConfigService::getMountById(): Argument #1 ($mountId) must be of type int, string given, called in /var/www/html/nextcloud_test1/apps/files_external/lib/Service/StoragesService.php on line 164 in file '/var/www/html/nextcloud_test1/apps/files_external/lib/Service/DBConfigService.php' line 67"}}

Thanks for your first pull request and welcome to the community! Feel free to keep them coming! If you are looking for issues to tackle then have a look at this selection: https://github.com/nextcloud/server/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+issue%22

/backport to stable29

/backport to stable30

/backport to stable28