CDbException

CDbCommand failed to execute the SQL statement: SQLSTATE[HY000]: General error: 1267 Illegal mix of collations (utf8mb4_0900_ai_ci,IMPLICIT) and (utf8mb4_general_ci,IMPLICIT) for operation '='. The SQL statement executed was: SELECT `cd`.`id`, `cd`.`candidate_id`, `cd`.`candidate_name`, `cd`.`candidate_identity_type`, `cd`.`candidate_identity_number`, `cd`.`gender`, `ci`.`state`, `ci`.`affiliations_qp_code`, `qp`.`qp_name`
FROM `essci_candidate_details` `cd`
LEFT JOIN `essci_candidate_info` `ci` ON cd.candidate_id=ci.candidate_id
LEFT JOIN `master_qp_nos` `qp` ON qp.qp_code=cd.qpcode
WHERE ci.state != 'West Bengal'
GROUP BY `cd`.`candidate_id`
ORDER BY `ci`.`state` DESC

/var/www/html/framework/db/CDbCommand.php(543)

531         {
532             if($this->_connection->enableProfiling)
533                 Yii::endProfile('system.db.CDbCommand.query('.$this->getText().$par.')','system.db.CDbCommand.query');
534 
535             $errorInfo=$e instanceof PDOException ? $e->errorInfo : null;
536             $message=$e->getMessage();
537             Yii::log(Yii::t('yii','CDbCommand::{method}() failed: {error}. The SQL statement executed was: {sql}.',
538                 array('{method}'=>$method, '{error}'=>$message, '{sql}'=>$this->getText().$par)),CLogger::LEVEL_ERROR,'system.db.CDbCommand');
539 
540             if(YII_DEBUG)
541                 $message.='. The SQL statement executed was: '.$this->getText().$par;
542 
543             throw new CDbException(Yii::t('yii','CDbCommand failed to execute the SQL statement: {error}',
544                 array('{error}'=>$message)),(int)$e->getCode(),$errorInfo);
545         }
546     }
547 
548     /**
549      * Builds a SQL SELECT statement from the given query specification.
550      * @param array $query the query specification in name-value pairs. The following
551      * query options are supported: {@link select}, {@link distinct}, {@link from},
552      * {@link where}, {@link join}, {@link group}, {@link having}, {@link order},
553      * {@link limit}, {@link offset} and {@link union}.
554      * @throws CDbException if "from" key is not present in given query parameter
555      * @return string the SQL statement

Stack Trace

#1
+
 /var/www/html/protected/controllers/SiteController.php(13843): CDbCommand->queryAll()
13838 
13839         // Get the total count before pagination
13840         // $totalCount = $countQuery->queryScalar();
13841 
13842         // Get the paginated data
13843         $candidate_list = $query->queryAll();
13844 
13845         $pageSize = Yii::app()->request->getQuery('pageSize', 10);
13846 
13847         $employerDataCount = json_decode(kaushalaajivikaemployerdata("1", "1","",""));
13848         $selfemployedDataCount = json_decode(kaushalBazaarSelfEmpList("1", "1"));
#9
+
 /var/www/html/index.php(13): CApplication->run()
08 defined('YII_DEBUG') or define('YII_DEBUG',true);
09 // specify how many levels of call stack should be shown in each log message
10 defined('YII_TRACE_LEVEL') or define('YII_TRACE_LEVEL',3);
11 
12 require_once($yii);
13 Yii::createWebApplication($config)->run();
2026-06-06 22:58:36 Apache/2.4.54 (Debian) Yii Framework/1.1.20