Message:
Database could not be opened! Check your web.config file or your database.

Actual Error Message:
Database Connection (SQL) Exception. Connection Timeout Expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgement. This could be because the pre-login handshake failed or the server was unable to respond back in time. The duration spent while attempting to connect to this server was - [Pre-Login] initialization=3; handshake=15004;

File:
/shop/default.aspx

Version Info:
Version Number: 10.021
ASP.NET Runtime: 4.0.30319.42000 [Stack]