Hello please help me i can't run a test case

i am getting this error and i don’t know how to fix.i tried to test on IE, chrome, and Firefox but always the same issue

Hi, can you post here Test case please? In the picture1 i see a problem with url: is empty argument.

the form of this test is kdp.tc

Please share the execution log in Console tab

Caused by: org.openqa.selenium.WebDriverException: unknown error: DevToolsActivePort file doesn’t exist