To use ERPConnect you need also the following SAP libraries.
You can find the SAP Libraries in the SAP Marketplace download area.
Client Protocol RFC (librfc32.dll) #
Copy the 64-bit version of librfc32.dll to the
Copy the 32-Bit Version of librfc32.dll to the
Note that the files have the same file name, only the file size varies.
To use the Classic RFC Protocol, set the Property Protocol of the R3Connection object to ClientProtocol.RFC before you open the connection.
R3Connection.Protocol = ClientProtocol.RFC;
Netweaver RFC Library #
ERPConnect supports the Netweaver RFC (SDK) as of version 4.6.0.
For 64-Bit environments the following DLLs are required (XX can vary depending on the version of the NW RRC Libraries):
Copy the 64-Bit Version of NW Libraries to the
Copy the 32-Bit Version of NW Libraries to the
To use the Netweaver RFC (SDK), set the Property Protocol of the R3Connection object to ClientProtocol.NWRFC before opening the connection.
R3Connection.Protocol = ClientProtocol.NWRFC;