Fatal error: Uncaught Error: Class "yii\test\DbFixture" not found in /home/rosengar/www-craft/craft-rosengart/vendor/craftcms/cms/src/test/fixtures/FieldLayoutFixture.php:34
Stack trace:
#0 {main}
thrown in /home/rosengar/www-craft/craft-rosengart/vendor/craftcms/cms/src/test/fixtures/FieldLayoutFixture.php on line 34