`Unhandled ConnectionException (code: 0)`

» gis\db\exception\ConnectionException

`Can't connect nodes (Nodes: mysqlc1.fuman.de;). Giving up after 5 tries.`

Thrown in: /opt/vendor/continue/gis/src/db/driver/mysql/MySqliPoolDriver.php (254)

 #0 /opt/vendor/continue/gis/src/db/driver/mysql/MySqliPoolDriver.php(268): gis\db\driver\mysql\MySqliPoolDriver->getBestConnection()
 #1 /opt/vendor/continue/gis/src/db/driver/mysql/MySqlConnection.php(62): gis\db\driver\mysql\MySqliPoolDriver->connect()
 #2 /opt/src/import/products/filter/vendor/CopyrightChargeFilter.php(40): gis\db\driver\mysql\MySqlConnection->connect()
 #3 /opt/src/base/vendor/apigmbh/ApiGmbhShopBootstrap.php(228): s2p\src\import\products\filter\vendor\CopyrightChargeFilter->__construct()
 #4 /opt/www/index.php(20): s2p\src\base\vendor\apigmbh\ApiGmbhShopBootstrap->buildEnvironment()
 #5 {main}

Previous exception:

`Unhandled ConnectionException (code: 0)`

» gis\db\exception\ConnectionException

`No node available in sock for 'rw' mode. Failed nodes:`

Thrown in: /opt/vendor/continue/gis/src/db/driver/mysql/MySqliPoolDriver.php (222)

 #0 /opt/vendor/continue/gis/src/db/driver/mysql/MySqliPoolDriver.php(250): gis\db\driver\mysql\MySqliPoolDriver->getBestConnection()
 #1 /opt/vendor/continue/gis/src/db/driver/mysql/MySqliPoolDriver.php(268): gis\db\driver\mysql\MySqliPoolDriver->getBestConnection()
 #2 /opt/vendor/continue/gis/src/db/driver/mysql/MySqlConnection.php(62): gis\db\driver\mysql\MySqliPoolDriver->connect()
 #3 /opt/src/import/products/filter/vendor/CopyrightChargeFilter.php(40): gis\db\driver\mysql\MySqlConnection->connect()
 #4 /opt/src/base/vendor/apigmbh/ApiGmbhShopBootstrap.php(228): s2p\src\import\products\filter\vendor\CopyrightChargeFilter->__construct()
 #5 /opt/www/index.php(20): s2p\src\base\vendor\apigmbh\ApiGmbhShopBootstrap->buildEnvironment()
 #6 {main}