# UV island stack detection is broken in Blender 5.22 **URL:** \ **Category:** Zen UV\ **Tags:** bug\ **Created:** [October 30, 2026, 8:29am UTC](https://support.zenmasters.team/t/uv-island-stack-detection-is-broken-in-blender-5-22/273 "2026-10-30T08:29:42Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![zy777](https://avatars.discourse-cdn.com/v4/letter/z/bbce88/32.png) [@zy777](https://support.zenmasters.team/u/zy777)\ **Post date:** [October 30, 2026, 8:29am UTC](https://support.zenmasters.team/t/uv-island-stack-detection-is-broken-in-blender-5-22/273/1 "2026-10-30T08:29:42Z")
![image](https://canada1.discourse-cdn.com/flex011/uploads/zensupport/original/1X/8757013f8a9aa3124f3e33a10c23bba7580414b5.png) ![image](https://canada1.discourse-cdn.com/flex011/uploads/zensupport/original/1X/81629cb0f33b10e8e132b0a9a8cf19285f43971d.jpeg)I wanted to stack these grid UV islands, but the default setting won’t stack them. When I switched to Topology and Scale mode, Blender threw an error. ---
**Author:** ![Alexander\_Zhornyak](https://yyz1.discourse-cdn.com/flex011/user_avatar/support.zenmasters.team/alexander_zhornyak/32/6_2.png) [@Alexander\_Zhornyak](https://support.zenmasters.team/u/Alexander_Zhornyak)\ **Post date:** [October 30, 2026, 8:36am UTC](https://support.zenmasters.team/t/uv-island-stack-detection-is-broken-in-blender-5-22/273/2 "2026-10-30T08:36:55Z")
Hi, I checked on my test files and can not confirm the bug. Could you attach your blend file? ---
**Author:** ![zy777](https://avatars.discourse-cdn.com/v4/letter/z/bbce88/32.png) [@zy777](https://support.zenmasters.team/u/zy777)\ **Post date:** [October 30, 2026, 8:59pm UTC](https://support.zenmasters.team/t/uv-island-stack-detection-is-broken-in-blender-5-22/273/3 "2026-10-30T20:59:40Z")
Sorry, this file contains private information, but I still can’t stack the UVs.Can you fix it based on the error message?