Deprecated function: session_set_save_handler(): Providing individual callbacks instead of an object implementing SessionHandlerInterface is deprecated in drupal_session_initialize() (line 245 of /var/www/vhosts/h261990.host275.alfahosting-server.de/html/eventcheckberlin/includes/session.inc).
Deprecated function: Return type of crumbs_PluginSystem_PluginMethodIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (Zeile 4 von /var/www/vhosts/h261990.host275.alfahosting-server.de/html/eventcheckberlin/sites/all/modules/contrib/crumbs/lib/PluginSystem/PluginMethodIterator.php).
Deprecated function: Return type of crumbs_PluginSystem_PluginMethodIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (Zeile 4 von /var/www/vhosts/h261990.host275.alfahosting-server.de/html/eventcheckberlin/sites/all/modules/contrib/crumbs/lib/PluginSystem/PluginMethodIterator.php).
Deprecated function: Return type of crumbs_PluginSystem_PluginMethodIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (Zeile 4 von /var/www/vhosts/h261990.host275.alfahosting-server.de/html/eventcheckberlin/sites/all/modules/contrib/crumbs/lib/PluginSystem/PluginMethodIterator.php).
Deprecated function: Return type of crumbs_PluginSystem_PluginMethodIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (Zeile 4 von /var/www/vhosts/h261990.host275.alfahosting-server.de/html/eventcheckberlin/sites/all/modules/contrib/crumbs/lib/PluginSystem/PluginMethodIterator.php).
Deprecated function: Return type of crumbs_PluginSystem_PluginMethodIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (Zeile 4 von /var/www/vhosts/h261990.host275.alfahosting-server.de/html/eventcheckberlin/sites/all/modules/contrib/crumbs/lib/PluginSystem/PluginMethodIterator.php).
