An element could not be located on the page using the given search parameters

Hi.
I automate desktop applications and I have a problem because I can’t find any elements.
I use zoomba desktop library. The application opens but cannot find the element.

Code :
*** Settings ***
Library Zoomba.DesktopLibrary

*** Variables ***
${remote_url} http://127.0.0.1:4723
${app} C:\Users\lp\AppData\Local\Programs\modul\Moduł 2.0.exe
${login}

*** Keywords ***
Start App
Open Application ${remote_url} app=${app}
Sleep 15s

Zaloguj
Click Element name=ZALOGUJ

*** Test Cases ***
Start
Start App
Zaloguj

Error : NoSuchElementException: Message: An element could not be located on the page using the given search parameters.