Error while connecting default database server 3706 - Provider cannot be found...
Abstract
Check out this article and learn how to escape errors while connecting default database server 3706.
Description
WEBfactory Server tries to connect to the SQL server but is not able to do that because of the missing SQL Native client.
WEBfactoryStudio itself can connect to the SQL server properly because it uses a different type to connect.

Error while connecting default database server 3706 - Provider cannot be found...
Cause
SQL Server and WEBfactory Server are installed on 2 different systems.
Solution
Install SQL Native Client on the same system where WEBfactory Server is running.
Please also check the Remote Access to the SQL server is possible.