# Cannot open the test case

**URL:** <https://forum.katalon.com/t/cannot-open-the-test-case/179954>\
**Category:** Miscellaneous\
**Created:** [August 7, 2025, 3:40am UTC](https://forum.katalon.com/t/cannot-open-the-test-case/179954 "2025-08-07T03:40:38Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![duyluong](https://dub1.discourse-cdn.com/katalon/user_avatar/forum.katalon.com/duyluong/32/1116_2.png) [@duyluong](https://forum.katalon.com/u/duyluong)\
**Post date:** [August 12, 2025, 7:36pm UTC](https://forum.katalon.com/t/cannot-open-the-test-case/179954/10 "2025-08-12T19:36:37Z")

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@thisura

You might need to install libwebkit2gtk-4.0-37. Please refer to this post

> [@Tutorials are grayed out, Quickstart page is completely blank](http://forum.katalon.com/t/tutorials-are-grayed-out-quickstart-page-is-completely-blank/87025/17):
>
> Found some time to dig a bit more on this issue. I can confirm it is related to libwebkit2gtk-4 at least on Linux, but not limited. Steps I did: Installed Ubuntu 22.04 LTS in a VM (the standard edition with Gnome desktop) Installed KS-8.6.0 In this combination, Katalon run just fine. For the second experiment, I used: Kubuntu 22.04 LTS in another VM (the KDE Plasma flavour of Ubuntu) Same KS In addition to the Quickstart page being blank, some more features are broken. The same I noticed…

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