致命错误 CODE:0

#0 /www/wwwroot/hyperf/hyperf/vendor/hyperf/pool/src/Pool.php(45): Hyperf\Pool\Pool->getConnection()
#1 /www/wwwroot/hyperf/hyperf/vendor/hyperf/db-connection/src/ConnectionResolver.php(55): Hyperf\Pool\Pool->get()
#2 /www/wwwroot/hyperf/hyperf/vendor/hyperf/db-connection/src/Traits/HasContainer.php(30): Hyperf\DbConnection\ConnectionResolver->connection()
#3 /www/wwwroot/hyperf/hyperf/vendor/hyperf/database/src/Model/Model.php(1506): Hyperf\DbConnection\Model\Model->getConnection()
#4 /www/wwwroot/hyperf/hyperf/vendor/hyperf/database/src/Model/Model.php(781): Hyperf\Database\Model\Model->newBaseQueryBuilder()
#5 /www/wwwroot/hyperf/hyperf/vendor/hyperf/database/src/Model/Model.php(816): Hyperf\Database\Model\Model->newModelQuery()
#6 /www/wwwroot/hyperf/hyperf/vendor/hyperf/database/src/Model/Model.php(771): Hyperf\Database\Model\Model->newQueryWithoutScopes()
#7 /www/wwwroot/hyperf/hyperf/vendor/hyperf/database/src/Model/Model.php(761): Hyperf\Database\Model\Model->newQuery()
#8 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Service_User_Book.proxy.php(424): Hyperf\Database\Model\Model::query()
#9 /www/wwwroot/hyperf/hyperf/vendor/hyperf/di/src/Aop/ProceedingJoinPoint.php(57): App\Service\User\Book->App\Service\User\{closure}()
#10 /www/wwwroot/hyperf/hyperf/vendor/hyperf/di/src/Aop/ProxyTrait.php(87): Hyperf\Di\Aop\ProceedingJoinPoint->processOriginalMethod()
#11 /www/wwwroot/hyperf/hyperf/vendor/hyperf/pipeline/src/Pipeline.php(98): App\Service\User\Book::Hyperf\Di\Aop\{closure}()
#12 /www/wwwroot/hyperf/hyperf/vendor/hyperf/di/src/Aop/ProceedingJoinPoint.php(46): Hyperf\Pipeline\Pipeline::Hyperf\Pipeline\{closure}()
#13 /www/wwwroot/hyperf/hyperf/vendor/hyperf/cache/src/Aspect/CacheableAspect.php(49): Hyperf\Di\Aop\ProceedingJoinPoint->process()
#14 /www/wwwroot/hyperf/hyperf/vendor/hyperf/di/src/Aop/Pipeline.php(31): Hyperf\Cache\Aspect\CacheableAspect->process()
#15 /www/wwwroot/hyperf/hyperf/vendor/hyperf/pipeline/src/Pipeline.php(81): Hyperf\Di\Aop\Pipeline->Hyperf\Di\Aop\{closure}()
#16 /www/wwwroot/hyperf/hyperf/vendor/hyperf/di/src/Aop/ProxyTrait.php(86): Hyperf\Pipeline\Pipeline->then()
#17 /www/wwwroot/hyperf/hyperf/vendor/hyperf/di/src/Aop/ProxyTrait.php(31): App\Service\User\Book::handleAround()
#18 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Service_User_Book.proxy.php(423): App\Service\User\Book::__proxyCall()
#19 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Controller_Index_BookController.proxy.php(171): App\Service\User\Book->getInfo()
#20 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Controller_Index_BookController.proxy.php(112): App\Controller\Index\BookController->getBookInfo()
#21 /www/wwwroot/hyperf/hyperf/vendor/hyperf/http-server/src/CoreMiddleware.php(148): App\Controller\Index\BookController->split()
#22 /www/wwwroot/hyperf/hyperf/vendor/hyperf/http-server/src/CoreMiddleware.php(97): Hyperf\HttpServer\CoreMiddleware->handleFound()
#23 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/AbstractRequestHandler.php(45): Hyperf\HttpServer\CoreMiddleware->process()
#24 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpRequestHandler.php(27): Hyperf\Dispatcher\AbstractRequestHandler->handleRequest()
#25 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Middleware_SpiderMiddleware.proxy.php(39): Hyperf\Dispatcher\HttpRequestHandler->handle()
#26 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/AbstractRequestHandler.php(45): App\Middleware\SpiderMiddleware->process()
#27 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpRequestHandler.php(27): Hyperf\Dispatcher\AbstractRequestHandler->handleRequest()
#28 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Middleware_ChineseConvertMiddleware.proxy.php(28): Hyperf\Dispatcher\HttpRequestHandler->handle()
#29 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/AbstractRequestHandler.php(45): App\Middleware\ChineseConvertMiddleware->process()
#30 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpRequestHandler.php(27): Hyperf\Dispatcher\AbstractRequestHandler->handleRequest()
#31 /www/wwwroot/hyperf/hyperf/runtime/container/proxy/App_Middleware_VisitorMiddleware.proxy.php(63): Hyperf\Dispatcher\HttpRequestHandler->handle()
#32 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/AbstractRequestHandler.php(45): App\Middleware\VisitorMiddleware->process()
#33 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpRequestHandler.php(27): Hyperf\Dispatcher\AbstractRequestHandler->handleRequest()
#34 /www/wwwroot/hyperf/hyperf/vendor/hyperf/session/src/Middleware/SessionMiddleware.php(47): Hyperf\Dispatcher\HttpRequestHandler->handle()
#35 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/AbstractRequestHandler.php(45): Hyperf\Session\Middleware\SessionMiddleware->process()
#36 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpRequestHandler.php(27): Hyperf\Dispatcher\AbstractRequestHandler->handleRequest()
#37 /www/wwwroot/hyperf/hyperf/vendor/hyperf/validation/src/Middleware/ValidationMiddleware.php(83): Hyperf\Dispatcher\HttpRequestHandler->handle()
#38 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/AbstractRequestHandler.php(45): Hyperf\Validation\Middleware\ValidationMiddleware->process()
#39 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpRequestHandler.php(27): Hyperf\Dispatcher\AbstractRequestHandler->handleRequest()
#40 /www/wwwroot/hyperf/hyperf/vendor/hyperf/dispatcher/src/HttpDispatcher.php(35): Hyperf\Dispatcher\HttpRequestHandler->handle()
#41 /www/wwwroot/hyperf/hyperf/vendor/hyperf/http-server/src/Server.php(112): Hyperf\Dispatcher\HttpDispatcher->dispatch()
#42 [internal function]: Hyperf\HttpServer\Server->onRequest()
#43 {main}