Events - bluetooth蓝牙技术

Exception

Error

in /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php (line 318)

*/
public function disconnect()
{
// Close the connection.
if (\is_callable([$this->connection, 'close'])) {
$this->connection->close();
}
parent::disconnect();
}

in /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php -> close (line 318)

*/
public function disconnect()
{
// Close the connection.
if (\is_callable([$this->connection, 'close'])) {
$this->connection->close();
}
parent::disconnect();
}

in /var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php -> disconnect (line 496)

*
* @since 2.0.0
*/
public function __destruct()
{
$this->disconnect();
}
/**
* Alter database's character set.
*

DatabaseDriver->__destruct()

Stack Trace

Error
Error: mysqli object is already closed at /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318 at mysqli->close() (/var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318) at Joomla\Database\Mysqli\MysqliDriver->disconnect() (/var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php:496) at Joomla\Database\DatabaseDriver->__destruct()

Error

Error:
mysqli object is already closed

  at /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318
  at mysqli->close()
     (/var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318)
  at Joomla\Database\Mysqli\MysqliDriver->disconnect()
     (/var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php:496)
  at Joomla\Database\DatabaseDriver->__destruct()

13 October 2025 - 19 October 2025
Monday 13 October	There are no events on this date
Tuesday 14 October	There are no events on this date
Wednesday 15 October	There are no events on this date
Thursday 16 October	09:00am - 05:00pm 2025 China International New Energy and Intelligent Connected Vehicles Exhibition by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Exhibition{{Start Date:STARTDATE}}09:00amSunday 19 October 202505:00pm{} 09:00am - 05:00pm WICV 2025 by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Conference{{Start Date:STARTDATE}}09:00amSaturday 18 October 202505:00pm{}
Friday 17 October	09:00am - 05:00pm 2025 China International New Energy and Intelligent Connected Vehicles Exhibition by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Exhibition{{Start Date:STARTDATE}}09:00amSunday 19 October 202505:00pm{} 09:00am - 05:00pm WICV 2025 by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Conference{{Start Date:STARTDATE}}09:00amSaturday 18 October 202505:00pm{}
Saturday 18 October	09:00am - 05:00pm 2025 China International New Energy and Intelligent Connected Vehicles Exhibition by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Exhibition{{Start Date:STARTDATE}}09:00amSunday 19 October 202505:00pm{} 09:00am - 05:00pm WICV 2025 by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Conference{{Start Date:STARTDATE}}09:00amSaturday 18 October 202505:00pm{}
Sunday 19 October	09:00am - 05:00pm 2025 China International New Energy and Intelligent Connected Vehicles Exhibition by This email address is being protected from spambots. You need JavaScript enabled to view it. :: Exhibition{{Start Date:STARTDATE}}09:00amSunday 19 October 202505:00pm{}

Events Calendar

Error

HTTP 500 Whoops, looks like something went wrong.

mysqli object is already closed

Exception

Error

Stack Trace


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