The Online Payment Provider Pay Units communicate with the CWT application using a Dynamic-link library.
•extpu_OPP.dll
•CWT Application version 4.34-0 is required for the featured in OPP DLL: 2.4.0.x
This file is placed in the ExternalPayUnits folder on the SD-card.
All files are part of the installation file (.CAB file) and will be installed on the correct location during installation.