PDOException: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'cnlist.lb_category' doesn't exist in /web/wenda/vendor/yiisoft/yii2/db/Command.php:821
Stack trace:
#0 /web/wenda/vendor/yiisoft/yii2/db/Command.php(821): PDOStatement->execute()
#1 /web/wenda/vendor/yiisoft/yii2/db/Command.php(364): yii\db\Command->queryInternal('fetch', NULL)
#2 /web/wenda/vendor/yiisoft/yii2/db/Query.php(243): yii\db\Command->queryOne()
#3 /web/wenda/vendor/yiisoft/yii2/db/ActiveQuery.php(285): yii\db\Query->one(NULL)
#4 /web/wenda/controllers/ErrorController.php(65): yii\db\ActiveQuery->one()
#5 [internal function]: app\controllers\ErrorController->actionIndex()
#6 /web/wenda/vendor/yiisoft/yii2/base/InlineAction.php(55): call_user_func_array(Array, Array)
#7 /web/wenda/vendor/yiisoft/yii2/base/Controller.php(151): yii\base\InlineAction->runWithParams(Array)
#8 /web/wenda/vendor/yiisoft/yii2/base/Module.php(455): yii\base\Controller->runAction('index', Array)
#9 /web/wenda/vendor/yiisoft/yii2/web/ErrorHandler.php(80): yii\base\Module->runAction('error/index')
#10 /web/wenda/vendor/yiisoft/yii2/base/ErrorHandler.php(95): yii\web\ErrorHandler->renderException(Object(yii\web\NotFoundHttpException))
#11 [internal function]: yii\base\ErrorHandler->handleException(Object(yii\web\NotFoundHttpException))
#12 {main}

Next yii\db\Exception: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'cnlist.lb_category' doesn't exist
The SQL being executed was: SELECT * FROM `lb_category` WHERE `pinyin`='' in /web/wenda/vendor/yiisoft/yii2/db/Schema.php:532
Stack trace:
#0 /web/wenda/vendor/yiisoft/yii2/db/Command.php(836): yii\db\Schema->convertException(Object(PDOException), 'SELECT * FROM `...')
#1 /web/wenda/vendor/yiisoft/yii2/db/Command.php(364): yii\db\Command->queryInternal('fetch', NULL)
#2 /web/wenda/vendor/yiisoft/yii2/db/Query.php(243): yii\db\Command->queryOne()
#3 /web/wenda/vendor/yiisoft/yii2/db/ActiveQuery.php(285): yii\db\Query->one(NULL)
#4 /web/wenda/controllers/ErrorController.php(65): yii\db\ActiveQuery->one()
#5 [internal function]: app\controllers\ErrorController->actionIndex()
#6 /web/wenda/vendor/yiisoft/yii2/base/InlineAction.php(55): call_user_func_array(Array, Array)
#7 /web/wenda/vendor/yiisoft/yii2/base/Controller.php(151): yii\base\InlineAction->runWithParams(Array)
#8 /web/wenda/vendor/yiisoft/yii2/base/Module.php(455): yii\base\Controller->runAction('index', Array)
#9 /web/wenda/vendor/yiisoft/yii2/web/ErrorHandler.php(80): yii\base\Module->runAction('error/index')
#10 /web/wenda/vendor/yiisoft/yii2/base/ErrorHandler.php(95): yii\web\ErrorHandler->renderException(Object(yii\web\NotFoundHttpException))
#11 [internal function]: yii\base\ErrorHandler->handleException(Object(yii\web\NotFoundHttpException))
#12 {main}
Additional Information:
Array
(
    [0] => 42S02
    [1] => 1146
    [2] => Table 'cnlist.lb_category' doesn't exist
)

Previous exception:
yii\web\NotFoundHttpException: Page not found. in /web/wenda/vendor/yiisoft/yii2/web/Request.php:187
Stack trace:
#0 /web/wenda/vendor/yiisoft/yii2/web/Application.php(75): yii\web\Request->resolve()
#1 /web/wenda/vendor/yiisoft/yii2/base/Application.php(381): yii\web\Application->handleRequest(Object(app\components\Request))
#2 /web/wenda/web/index.php(23): yii\base\Application->run()
#3 {main}