Hi Darren,
I experiemented a little:
If you use :
<DatabaseType xmlns="">8</DatabaseType>
it should work.
Also if you change C:\Program Files (x86)\SAP\SAP Business One ServerTools\DI_Server\Interface\InterfaceRep.xml :
<dst_MSSQL2014>8</dst_MSSQL2014>
regards,
Maik