Fatal error: Uncaught PDOException: SQLSTATE[08004] [1040] Too many connections in /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php:528
Stack trace:
#0 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php(528): PDO->__construct()
#1 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php(2024): think\db\Connection->connect()
#2 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php(644): think\db\Connection->initConnect()
#3 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/connector/Mysql.php(90): think\db\Connection->query()
#4 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php(377): think\db\connector\Mysql->getFields()
#5 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php(454): think\db\Connection->getTableInfo()
#6 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Builder.php(102): think\db\Connection->getFieldsBind()
#7 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Builder.php(1023): think\db\Builder->parseData()
#8 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php(954): think\db\Builder->insert()
#9 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Query.php(2856): think\db\Connection->insert()
#10 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/tpl/think_exception.tpl(15): think\db\Query->insert()
#11 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/exception/Handle.php(184): include('...')
#12 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/exception/Handle.php(97): think\exception\Handle->convertExceptionToResponse()
#13 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/Error.php(56): think\exception\Handle->render()
#14 /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/Error.php(90): think\Error::appException()
#15 [internal function]: think\Error::appShutdown()
#16 {main}
thrown in /www/wwwroot/demo.jy.mcitedu.cn/thinkphp/library/think/db/Connection.php on line 528