SAP RF EWM "No Screen defined for Step ZSTEP1"

Hi Experts,

I am getting below error when I am executing my RF application. I am done with all configuration needed, I am able to see all Texts, able to call PBO, PAI Function modules but when I click on application then getting below error.

I have already gone through below links but not helpful:

https://answers.sap.com/questions/219768/getting-an-error-while-calling-custom-rf-ewm-trans.html

https://blogs.sap.com/2013/06/09/switching-off-initial-screen-in-rf-putaway/

Thanks-

Abhishek