I appreciate the steps that you've done to resolve your server issue, Sukitw.

I'm here to help you resolve it. Let's to configure your database server to open your company file.

Here's how:

1. Install QuickBooks database server manager.
2. Update QuickBooks database server manager.
3. Set up and use the QuickBooks database server manager.

For the detailed instructions for these steps, kindly refer to this article: Install, Update, and Set up the QuickBooks Database Server Manager.

Let me know if you need further help about the configuration of your database. I'm always here to help.