No login possible with apps

Hello,

I moved my cloud to an Rootserver. Since this time I cannot connect apps for Android or Windows to the cloud. Can anyone help?

Undefined index: PHP_AUTH_PW at /var/www/vhosts/larsmueller.net/cloud.larsmueller.net/lib/private/AppFramework/Middleware/Security/CORSMiddleware.php#89

Google the error message. You didnt configure your webserver corrrectly or you are missing the module that is responsible for the PHP_AUTH_PW variable

I have installed all required PHP Modules. But didnt work.

Here my nextcloud log:

Exception: key uid is expected to be set in $param

    /var/www/vhosts/domain.tld/lib/private/legacy/hook.php - line 106: OC\User\Database preLoginNameUsedAsUserName(Array)
    /var/www/vhosts/domain.tld/lib/public/Util.php - line 487: OC_Hook emit('\\OCA\\Files_Shar...', 'preLoginNameUse...', Array)
    /var/www/vhosts/larsmueller.net/cloud.larsmueller.net/lib/private/User/Session.php - line 439: OCP\Util emitHook('\\OCA\\Files_Shar...', 'preLoginNameUse...', Array)
    /var/www/vhosts/domain.tld/lib/private/User/Session.php - line 397: OC\User\Session->isTwoFactorEnforced(NULL)
    /var/www/vhosts/domain.tld/lib/private/AppFramework/Middleware/Security/CORSMiddleware.php - line 93: OC\User\Session->logClientIn(*** sensitive parameters replaced ***)
    /var/www/vhosts/domain.tld/lib/private/AppFramework/Middleware/MiddlewareDispatcher.php - line 94: OC\AppFramework\Middleware\Security\CORSMiddleware->beforeController(Object(OCA\Notes\Controller\NotesApiController), 'index')
    /var/www/vhosts/domain.tld/lib/private/AppFramework/Http/Dispatcher.php - line 89: OC\AppFramework\Middleware\MiddlewareDispatcher->beforeController(Object(OCA\Notes\Controller\NotesApiController), 'index')
    /var/www/vhosts/domain.tld/lib/private/AppFramework/App.php - line 114: OC\AppFramework\Http\Dispatcher->dispatch(Object(OCA\Notes\Controller\NotesApiController), 'index')
    /var/www/vhosts/domain.tld/lib/private/AppFramework/Routing/RouteActionHandler.php - line 47: OC\AppFramework\App main('OCA\\Notes\\Contr...', 'index', Object(OC\AppFramework\DependencyInjection\DIContainer), Array)
    [internal function] OC\AppFramework\Routing\RouteActionHandler->__invoke(Array)
    /var/www/vhosts/domain.tld/lib/private/Route/Router.php - line 299: call_user_func(Object(OC\AppFramework\Routing\RouteActionHandler), Array)
    /var/www/vhosts/domain.tld/lib/base.php - line 1004: OC\Route\Router->match('/apps/notes/api...')
    /var/www/vhosts/domain.tld/cloud.domain.tld/index.php - line 48: OC handleRequest()
    {main}

Error
PHP
2017-11-24T10:48:16+0100
Undefined index: PHP_AUTH_PW at /var/www/vhosts/domain.tld/lib/private/AppFramework/Middleware/Security/CORSMiddleware.php#89

Damn the user.ini and htaccess was not present. That was the Problem.