Wont redirect to Woocommerce after transaction

Thank you for adding this great plugin.

I have a issue. After transaction the gatway wont redirect back to woocommerce thank you page. It only says in URL = ?wc-api=WC_Gateway_Nets_Gateway&transactionId=xxxxxxxxxxx&responseCode=OK

and shows a blank page.

System wont send order email either. Since it dont return to woocommerce. Could you please help with issue?

I am using last version of woocommerce.

Thank you!