# Visual Studio Extention v4.0.593.0 fails to load after Visual Studio 2022 Security Update (17.14.30)

**URL:** <https://forum.dotvvm.com/t/visual-studio-extention-v4-0-593-0-fails-to-load-after-visual-studio-2022-security-update-17-14-30/357>\
**Category:** Discussion in English\
**Created:** [April 16, 2026, 2:49am UTC](https://forum.dotvvm.com/t/visual-studio-extention-v4-0-593-0-fails-to-load-after-visual-studio-2022-security-update-17-14-30/357 "2026-04-16T02:49:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![lsmashnuk](https://forum.dotvvm.com/user_avatar/forum.dotvvm.com/lsmashnuk/32/510_2.png) [@lsmashnuk](https://forum.dotvvm.com/u/lsmashnuk)\
**Post date:** [April 16, 2026, 2:49am UTC](https://forum.dotvvm.com/t/visual-studio-extention-v4-0-593-0-fails-to-load-after-visual-studio-2022-security-update-17-14-30/357/1 "2026-04-16T02:49:44Z")

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Microsoft Windows Updates installed Visual Studio 2022 Security Update (17.14.30).  
Now the current Visual Studio Extention v4.0.593.0 fails to load.

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**Author:** ![tomasherceg](https://forum.dotvvm.com/user_avatar/forum.dotvvm.com/tomasherceg/32/513_2.png) [@tomasherceg](https://forum.dotvvm.com/u/tomasherceg)\
**Post date:** [April 16, 2026, 2:07pm UTC](https://forum.dotvvm.com/t/visual-studio-extention-v4-0-593-0-fails-to-load-after-visual-studio-2022-security-update-17-14-30/357/2 "2026-04-16T14:07:22Z")

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Hello there, apologies for the issue. Please install the latest version of VS 2022/2026 and try using the new DotVVM for Visual Stuidio 4.0.594.0.

> **[Release notes | DotVVM Documentation](https://www.dotvvm.com/docs/4.0/pages/dotvvm-for-visual-studio/release-notes)**
>
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