Fatal error: Uncaught PDOException: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'freeshop.extensions' doesn't exist in C:\Users\Administrator\Desktop\wx\freeshop\fecmall\vendor\yiisoft\yii2\db\Command.php:1290 Stack trace: #0 C:\Users\Administrator\Desktop\wx\freeshop\fecmall\vendor\yiisoft\yii2\db\Command.php(1290): PDOStatement->execute() #1 C:\Users\Administrator\Desktop\wx\freeshop\fecmall\vendor\yiisoft\yii2\db\Command.php(1158): yii\db\Command->internalExecute('SELECT * FROM ...') #2 C:\Users\Administrator\Desktop\wx\freeshop\fecmall\vendor\yiisoft\yii2\db\Command.php(399): yii\db\Command->queryInternal('fetchAll', NULL) #3 C:\Users\Administrator\Desktop\wx\freeshop\fecmall\common\config\bootstrap.php(34): yii\db\Command->queryAll() #4 C:\Users\Administrator\Desktop\wx\freeshop\fecmall\appfront\web\index.php(24): require('C:\Users\Admini...') #5 {main} Next yii\db\Exception: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'freeshop.extensions' doesn't exist The SQL being executed was: SEL in C:\Users\Administrator\Desktop\wx\freeshop\fecmall\vendor\yiisoft\yii2\db\Schema.php on line 674这些是报错信息,试了好几次,还是这样,apache php7.2.9