SSL license Renewal

Getting error - 8174 when we try to renew the SSL license for netscape 3.5.1. Facing the error when we try to restart the admin, after installing the certificate. Please help us to resolve the issue, its very urgent!!!.

Please submit a support ticket or open a support chat via https://support.comodo.com . Please be sure to include your order number.

I dont have order number with me, may i know wat is the possibility for this issue…and steps to resolve the issue.