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[2] ErrorException in Connection.php line 368

PDO::prepare(): MySQL server has gone away

  1.             $this->free();

  2.         }

  3. 

  4.         Db::$queryTimes++;

  5.         try {

  6.             // 调试开始

  7.             $this->debug(true);

  8.             // 预处理

  9.             if (empty($this->PDOStatement)) {

  10.                 $this->PDOStatement = $this->linkID->prepare($sql);

  11.             }

  12.             // 是否为存储过程调用

  13.             $procedure = in_array(strtolower(substr(trim($sql), 0, 4)), ['call', 'exec']);

  14.             // 参数绑定

  15.             if ($procedure) {

  16.                 $this->bindParam($bind);

  17.             } else {

  18.                 $this->bindValue($bind);

  19.             }

Call Stack

  1. in Connection.php line 368
  2. at Error::appError(2, 'PDO::prepare(): MySQ...', '/mnt/www/zahuali.com...', 368, ['sql' => 'SHOW COLUMNS FROM `c...', 'bind' => [], 'master' => false, ...])
  3. at PDO->prepare('SHOW COLUMNS FROM `c...') in Connection.php line 368
  4. at Connection->query('SHOW COLUMNS FROM `c...', [], false, true) in Mysql.php line 62
  5. at Mysql->getFields('core_pic_list') in Query.php line 1739
  6. at Query->getTableInfo('core_pic_list', 'type') in Query.php line 1787
  7. at Query->getFieldsType('core_pic_list') in Query.php line 1793
  8. at Query->getFieldsBind('core_pic_list') in Builder.php line 254
  9. at Builder->buildWhere(['AND' => ['article_id' => 267]], ['multi' => ['AND' => ['article_id' => [267]]], 'where' => ['AND' => ['article_id' => 267]], 'order' => ['article_id asc, sort...'], ...]) in Builder.php line 224
  10. at Builder->parseWhere(['AND' => ['article_id' => 267]], ['multi' => ['AND' => ['article_id' => [267]]], 'where' => ['AND' => ['article_id' => 267]], 'order' => ['article_id asc, sort...'], ...]) in Builder.php line 675
  11. at Builder->select(['multi' => ['AND' => ['article_id' => [267]]], 'where' => ['AND' => ['article_id' => 267]], 'order' => ['article_id asc, sort...'], ...]) in Query.php line 2306
  12. at Query->select() in ArticleModel.php line 176
  13. at ArticleModel->getPicList(['article_id' => 267]) in Base.php line 141
  14. at Base->_initialize() in Category.php line 16
  15. at Category->_initialize() in Controller.php line 56
  16. at Controller->__construct() in Base.php line 17
  17. at Base->__construct()
  18. at ReflectionClass->newInstanceArgs([]) in App.php line 215
  19. at App::invokeClass('app\home\controller\...') in Loader.php line 420
  20. at Loader::controller('category', 'controller', false, 'Error') in App.php line 390
  21. at App::module(['home', 'category', 'detail'], ['app_host' => '', 'app_debug' => true, 'app_trace' => false, ...], null) in App.php line 295
  22. at App::exec(['type' => 'module', 'module' => ['home', 'category', 'detail']], ['app_host' => '', 'app_debug' => true, 'app_trace' => false, ...]) in App.php line 123
  23. at App::run() in start.php line 18
  24. at require('/mnt/www/zahuali.com...') in index.php line 23

Exception Datas

Error Context
sql SHOW COLUMNS FROM `core_pic_list`
bind []
master false
pdo true

Environment Variables

GET Data
empty
POST Data
empty
Files
empty
Cookies
empty
Session
empty

Server/Request Data

USER
www
HOME
/home/www
FCGI_ROLE
RESPONDER
SCRIPT_FILENAME
/mnt/www/zahuali.com/public/index.php
QUERY_STRING
s=/home/category/detail/id/902.html
REQUEST_METHOD
GET
CONTENT_TYPE
CONTENT_LENGTH
SCRIPT_NAME
/index.php
REQUEST_URI
/home/category/detail/id/902.html
DOCUMENT_URI
/index.php
DOCUMENT_ROOT
/mnt/www/zahuali.com/public
SERVER_PROTOCOL
HTTP/1.1
REQUEST_SCHEME
http
GATEWAY_INTERFACE
CGI/1.1
SERVER_SOFTWARE
nginx/1.24.0
REMOTE_ADDR
104.140.201.22
REMOTE_PORT
59620
SERVER_ADDR
172.26.115.240
SERVER_PORT
80
SERVER_NAME
ahhuali.com
REDIRECT_STATUS
200
PATH_INFO
/home/category/detail/id/902.html
HTTP_USER_AGENT
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
HTTP_HOST
www.ahhuali.com
HTTP_ACCEPT
*/*
HTTP_ACCEPT_ENCODING
gzip
PHP_SELF
/index.php
REQUEST_TIME_FLOAT
1781903485.5951
REQUEST_TIME
1781903485
Environment Variables
empty

ThinkPHP Constants

APP_PATH
/mnt/www/zahuali.com/public/../application/
UPLOAD_PATH
/mnt/www/zahuali.com/public/../public
RUNTIME_PATH
/mnt/www/zahuali.com/public/../runtime/
APP_DEBUG
true
THINK_VERSION
5.0.10
THINK_START_TIME
1781903485.5957
THINK_START_MEM
261192
EXT
.php
DS
/
THINK_PATH
/mnt/www/zahuali.com/thinkphp/
LIB_PATH
/mnt/www/zahuali.com/thinkphp/library/
CORE_PATH
/mnt/www/zahuali.com/thinkphp/library/think/
TRAIT_PATH
/mnt/www/zahuali.com/thinkphp/library/traits/
ROOT_PATH
/mnt/www/zahuali.com/
EXTEND_PATH
/mnt/www/zahuali.com/extend/
VENDOR_PATH
/mnt/www/zahuali.com/vendor/
LOG_PATH
/mnt/www/zahuali.com/public/../runtime/log/
CACHE_PATH
/mnt/www/zahuali.com/public/../runtime/cache/
TEMP_PATH
/mnt/www/zahuali.com/public/../runtime/temp/
CONF_PATH
/mnt/www/zahuali.com/public/../application/
CONF_EXT
.php
ENV_PREFIX
PHP_
IS_CLI
false
IS_WIN
false
ThinkPHP V5.0.10 { 十年磨一剑-为API开发设计的高性能框架 }
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