how to send null value in Service url??

[pritu patel]

I am using Restservice to send username and password checking in my server that it is correct or not??
I want to use this url in another service.and send only username.
But If I want to pass null value in password then it generate error in Test.
How to send only one parameter in url.???

[Maryna Brodina]

Hello! Could you describe in more details what URL you use? Post service settings screenshots, error screenshot?