Error while activating plugin

Hi good morning,

Afer installing I’m getting the following error while trying to activate the plugin. Thanks for helping.
Herman

Fatal error: Uncaught InvalidArgumentException: There was a problem connecting to the database: SQLSTATE[HY000] [2002] No such file or directory in /volume1/web/garibaldi/wp-content/plugins/wp-business-intelligence-lite/vendor/robmorgan/phinx/src/Phinx/Db/Adapter/MysqlAdapter.php:115 Stack trace: #0 /volume1/web/garibaldi/wp-content/plugins/wp-business-intelligence-lite/vendor/robmorgan/phinx/src/Phinx/Db/Adapter/PdoAdapter.php(103): Phinx\Db\Adapter\MysqlAdapter->connect() #1 /volume1/web/garibaldi/wp-content/plugins/wp-business-intelligence-lite/vendor/robmorgan/phinx/src/Phinx/Db/Adapter/PdoAdapter.php(145): Phinx\Db\Adapter\PdoAdapter->getConnection() #2 /volume1/web/garibaldi/wp-content/plugins/wp-business-intelligence-lite/vendor/robmorgan/phinx/src/Phinx/Db/Adapter/PdoAdapter.php(164): Phinx\Db\Adapter\PdoAdapter->query(‘SELECT * FROM w…’) #3 /volume1/web/garibaldi/wp-content/plugins/wp-business-intelligence-lite/vendor/robmorgan/phinx/src/Phinx/Db/Adapter/PdoAdapter.php(250): Phinx\Db\Adapter\PdoAdapter->fetchAl in /volume1/web/garibaldi/wp-content/plugins/wp-business-intelligence-lite/vendor/robmorgan/phinx/src/Phinx/Db/Adapter/MysqlAdapter.php on line 115