For versions of NETePay that require database services for local data storage it is necessary to install one of the following based on your POS server's OS.
This installs a personalized instance of the Microsoft SQL Express 2008 R2 to provide database services to NETePay installed on Windows 7, 8, and 10
This installs a personalized instance of the Microsoft SQL Express 2005 to provide database services to NETePay installed on Windows Vista Business Edition or Windows Server 2008.
This installs a personalized instance of the Microsoft Data Engine (MSDE) to provide database services to NETePay installed on Windows 2000 or XP. (If a version of SQL was previously installed on the PC, a matching or newer version should be installed)