Hi Shipra,
The error thrown in the screenshots indicates that the RFC destination is not correctly configured. Can you successfully ping? Please check this and note 1133821 again.
Is the username and password word valid?
If ping is successful and you are sure the configuration is correct then please reproduce the issue and attach the latest UWL logs as per
https://www.youtube.com/watch?v=tWbzWwkclmk&feature=youtu.be&list=PLFrwZZeBUtfjm8ySb-MzmdvLBUI3AwzEg
Thanks and regards,
Lorraine