SAP.Middleware.Connector.RfcInvalidStateException？

Hi, I'm developing a simple Web application with Visual Web Developer 2010 and SAP NCo 3.0. I followed all the required steps to connect to SAP and...

SAP.Middleware.Connector.RfcInvalidStateException: destination MAQ is invalid at SAP.Middleware.Connector.RfcFunction.Invoke(RfcDestination destination) at Portal....

“The type initializer for ‘SAP.Middleware.Connector.RfcDestinationManager’ threw an exception.” Please advice me, Best Regards, Dan Hibbert November 11,...

SAP.Middleware.Connector.RfcInvalidStateException: destination configuration already initialized    at SAP.Middleware.Connector.RfcDestinationManager.Register...

This is a simple example to show how to connect to SAP using SAP .Net Connector 3.0; Author: anand P Singh; Updated: 1 Oct 2014; Section: ASP....

This is a tutorial on using the SAP .Net Connector, NCO 3.0.3.0 for .Net 4 and Visual Studio 2010.

Failed calling SAP Function Module Z_TEC_CAT SAP.Middleware.Connector.RfcAbapException: BDC_OPEN_ERROR at SAP.Middleware.Connector.RfcConnection.ThrowRfc...

Found error with log file SAPAPPL1_6_1.log file below is the error ... Please check if the RFC mentioned is the correct backend as it was in ...

Back in December 2010, SAP released version 3.0 of the .NET connector. This provides a way interrogate data within SAP and perform transactions via RFC ...

SAP.Middleware.Connector.RfcInvalidStateException: Lookup of function BAPI_USER_GET_DETAIL metadata failed for destination NCO_TESTS ---> SAP.Middleware....