Unable to send measurements to a device in c8y using flat file connector in webMethods.io workflow?

What product/components do you use and which version/fix level?

webM.io and c8y

Are you using a free trial or a product with a customer license?

A free trail tenant

What are trying to achieve? Please describe in detail.

I am new to webmethods.io and trying to send measurements from a flat file connector to a device in c8y using webM.io workflow .There are no particular options in webM.io to select destination device in c8y so that I can send measurements to it.

Do you get any error messages? Please provide a full error message screenshot and log file.

Have you installed latest fixes for the products