protected function getHeaderActions(): array
{
return [
Actions\CreateAction::make(),
ImportAction::make()
->importer(ProductImporter::class),
ExportAction::make()
->exporter(ProductExporter::class)
];
}
Header actions must be an instance of Filament\Actions\Action, or Filament\Actions\ActionGroup.use Filament\Actions\ExportAction; and inside table you use use Filament\Tables\Actions\ExportAction; Notice the difference