Typed property Filament\Widgets\TableWidget::$table must not be accessed before initialization.

$this->getTableFilterState("key")["value"]

$this->getTableFilterState("key")["value"]

returns the error $table must not be used before initialisation when I try to retrieve the current filter value.

Typed property Filament\Widgets\TableWidget::$table must not be accessed before initialization. - Filament