Getting CALL_FUNCTION_SEND_ERROR in production environment. Around 20,000 users are affected by this issue. This particular exception is raised when the user try to connect from third party tool to SAP. And to be specific this happens only when they try to connect to a particular custom func...
2. The error can be caused when the program that is calling the RFC is a SAP Java Connector Jco Version 2.x. When, in the RFC function module that has been called, there is a call back to the java connector, a problem occurs because in 2.x, call back is not supported. This lead...