I try to load data from external application to SAP ware house using RFC, as i am new to SAP BW, I would like describe my question as below.
1. I have run RFC server in my local machine and resister in the SAP system successfully.
2. In the source system, i click check, connection OK.
3. Create DataSource in the Data Sources.
4. Create InfoSources, it contain two rows. but when i try to create transformation, it always give the message "Source doese not exists".
I am not sure why this happened, could you please give some advices. Besides, where can i get some tutorial document of this operation on SDN?