Fatal error declaring decalog events logger

J’ai une fatal error quand j’active formBuilder de divi engine :

Fatal error: Declaration of DecaLog\EventsLogger::emergency($message, $context = []) must be compatible with Psr\Log\LoggerInterface::emergency(Stringable|string $message, array $context = []): void in /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-content/plugins/sessions/includes/libraries/decalog-sdk/EventsLogger.php on line 333

Fatal error: Uncaught Error: Class “DecaLog\EventsLogger” not found in /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-content/plugins/sessions/includes/libraries/decalog-sdk/Engine.php:227 Stack trace: #0 /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-content/plugins/sessions/includes/features/class-zookeeper.php(55): DecaLog\Engine::eventsLogger(‘sessions’) #1 /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-includes/class-wp-hook.php(324): POSessions\Plugin\Feature\ZooKeeper::execute_tasks(”) #2 /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #3 /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-includes/load.php(1279): do_action(‘shutdown’) #5 [internal function]: shutdown_action_hook() #6 {main} thrown in /home/clients/80fa4463e8dedd671cade92cc388c6e7/web/wp-content/plugins/sessions/includes/libraries/decalog-sdk/Engine.php on line 227