Yii Caught Exception

SQLSTATE[42S22]: Column not found: 1054 Unknown column 'slug' in 'where clause' The SQL being executed was: SELECT * FROM `rest_spr_city` WHERE (`slug`='all') OR (`subdomain`='all')

#0 /home/www/vendor/yiisoft/yii2/db/Command.php(1325): yii\db\Schema->convertException()
#1 /home/www/vendor/yiisoft/yii2/db/Command.php(1186): yii\db\Command->internalExecute()
#2 /home/www/vendor/yiisoft/yii2/db/Command.php(431): yii\db\Command->queryInternal()
#3 /home/www/vendor/yiisoft/yii2/db/Query.php(287): yii\db\Command->queryOne()
#4 /home/www/vendor/yiisoft/yii2/db/ActiveQuery.php(304): yii\db\Query->one()
#5 /home/www/controllers/SiteController.php(53): yii\db\ActiveQuery->one()
#6 [internal function]: app\controllers\SiteController->actionSelectCity()
#7 /home/www/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array()
#8 /home/www/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams()
#9 /home/www/vendor/yiisoft/yii2/base/Module.php(552): yii\base\Controller->runAction()
#10 /home/www/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction()
#11 /home/www/vendor/yiisoft/yii2/base/Application.php(384): yii\web\Application->handleRequest()
#12 /home/www/web/index.php(37): yii\base\Application->run()
#13 {main}