Warning: Deprecated documentation
You are using the old version of the online help for ERPConnect.
Make sure to use the documentation within the new HelpCenter for ERPConnect.

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 \System32 folder.
Copy the 32-Bit Version of librfc32.dll to the \SysWoW64 folder.

Note that the files have the same file name, only the file size varies.

librfc32dll

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):

  • sapnwrfc.dll
  • icuucXX.dll
  • icudtXX.dll
  • icuinXX.dll

Copy the 64-Bit Version of NW Libraries to the \System32 folder.
Copy the 32-Bit Version of NW Libraries to the \SysWoW64 folder.

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;