# Unable to execute test script

**URL:** <https://forum.katalon.com/t/unable-to-execute-test-script/33202>\
**Category:** Web Testing\
**Tags:** web-testing, katalon-studio\
**Created:** [September 17, 2019, 7:38am UTC](https://forum.katalon.com/t/unable-to-execute-test-script/33202 "2019-09-17T07:38:00Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![niranjan.nellutla](https://avatars.discourse-cdn.com/v4/letter/n/8491ac/32.png) [@niranjan.nellutla](https://forum.katalon.com/u/niranjan.nellutla)\
**Post date:** [September 17, 2019, 7:38am UTC](https://forum.katalon.com/t/unable-to-execute-test-script/33202/1 "2019-09-17T07:38:00Z")

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com.kms.katalon.core.exception.StepFailedException: Unable to open browser with url: ‘’

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**Author:** ![Ibus](https://avatars.discourse-cdn.com/v4/letter/i/e9a140/32.png) [@Ibus](https://forum.katalon.com/u/Ibus)\
**Post date:** [September 17, 2019, 8:17am UTC](https://forum.katalon.com/t/unable-to-execute-test-script/33202/2 "2019-09-17T08:17:16Z")

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> [@\[TIP\] How To Help Us Help You!](http://forum.katalon.com/t/tip-how-to-help-us-help-you-my-test-is-broken-nothing-works-please-help-me/12919):
>
> My test is BROKEN! NOTHING WORKS! HELP ME! Relax. We get it. We really do. There are some pretty smart and clever people on this forum, but you must realize, they are not magicians or wizards or gods. They cannot see your code, they can’t see your errors and they don’t even know what your AUT is meant to do even though it might seem perfectly obvious to you. So please relax and follow the advice below, before you start writing your post. The advice below will tell you the exact information …

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**Author:** ![jjunior](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/jjunior/32/6633_2.png) [@jjunior](https://forum.katalon.com/u/jjunior)\
**Post date:** [September 17, 2019, 3:06pm UTC](https://forum.katalon.com/t/unable-to-execute-test-script/33202/3 "2019-09-17T15:06:47Z")

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I think you have to see what your browser version and search for webdriver that supports its browser:

Can you provide what browser and version you are using?

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**Author:** ![albert.vu](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/albert.vu/32/20595_2.png) [@albert.vu](https://forum.katalon.com/u/albert.vu)\
**Post date:** [August 8, 2022, 7:39am UTC](https://forum.katalon.com/t/unable-to-execute-test-script/33202/4 "2022-08-08T07:39:51Z")

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Archived on August 8, 2022, 7:39am UTC