# I tried to use the designer on my local server, but I got this error. Please help

**URL:** <https://forum.inductiveautomation.com/t/i-tried-to-use-the-designer-on-my-local-server-but-i-got-this-error-please-help/113900>\
**Category:** Ignition\
**Tags:** ignition81\
**Created:** [February 11, 2026, 11:56am UTC](https://forum.inductiveautomation.com/t/i-tried-to-use-the-designer-on-my-local-server-but-i-got-this-error-please-help/113900 "2026-02-11T11:56:10Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![kristian.bilali](https://avatars.discourse-cdn.com/v4/letter/k/a183cd/32.png) [@kristian.bilali](https://forum.inductiveautomation.com/u/kristian.bilali)\
**Post date:** [February 11, 2026, 11:56am UTC](https://forum.inductiveautomation.com/t/i-tried-to-use-the-designer-on-my-local-server-but-i-got-this-error-please-help/113900/1 "2026-02-11T11:56:10Z")

</div>

![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/4/0/40c38505be85272975bacd5a2ccf8d0c2c108024.jpeg)

---

<div class="post-metadata">

**Author:** ![Matrix\_Engineering](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/matrix_engineering/32/19781_2.png) [@Matrix\_Engineering](https://forum.inductiveautomation.com/u/Matrix_Engineering)\
**Post date:** [February 11, 2026, 12:44pm UTC](https://forum.inductiveautomation.com/t/i-tried-to-use-the-designer-on-my-local-server-but-i-got-this-error-please-help/113900/2 "2026-02-11T12:44:44Z")

</div>

Exit designer. Navigate to the folder location in that image. Delete the cache folder entirely. Re-launch designer from designer launcher. If that doesn’t work, check yourself (or with IT if in a company) around folder permissions for your user account.

---

<div class="post-metadata">

**Author:** ![kristian.bilali](https://avatars.discourse-cdn.com/v4/letter/k/a183cd/32.png) [@kristian.bilali](https://forum.inductiveautomation.com/u/kristian.bilali)\
**Post date:** [February 18, 2026, 12:46pm UTC](https://forum.inductiveautomation.com/t/i-tried-to-use-the-designer-on-my-local-server-but-i-got-this-error-please-help/113900/3 "2026-02-18T12:46:20Z")

</div>

Thank u 🙂