# problem importing mesh from Blender

**URL:** <https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055>\
**Category:** Getting Started & Setup\
**Tags:** unreal-engine, question\
**Created:** [March 14, 2026, 1:09am UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055 "2026-03-14T01:09:57Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![FedericoNessuno](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@FedericoNessuno](https://forums.unrealengine.com/u/FedericoNessuno)\
**Post date:** [March 14, 2026, 1:09am UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/1 "2026-03-14T01:09:57Z")

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Hi all,

I’m hitting a wall trying to get a simple cylinder from Blender into Unreal Engine. I’ve spent about 8 hours on this with no luck.

**Setup:**

- **Blender:** [5.0.1]

- **Unreal Engine:** [5.5.4]

- **Export Format:** Tried both FBX and GLB/GLTF

- **Mesh:** Simple cylinder, basic metallic material.

**The Issue:**  
Upon import, the cylinder shows strange dark streaks/shading artifacts on the vertical edges, looking like inverted normals.  
_Crucially:_ If I create a **new basic material in Unreal** and assign it to the mesh, the shading fixes itself.

**Troubleshooting steps taken:**

1. **Blender Side:**

2. **Export Settings (GLB/FBX):**

3. **Unreal Import Settings:**

Despite all this, the artifacts persist unless I replace the material in Unreal.

Does anyone have experience with this specific interaction between Blender materials and Unreal imports? Is there a setting in the Principled BSDF or export config that breaks the tangent space?

Thanks for your time!

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**Author:** ![Infant\_Zero](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/infant_zero/32/715655_2.png) [@Infant\_Zero](https://forums.unrealengine.com/u/Infant_Zero)\
**Post date:** [March 14, 2026, 4:06am UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/2 "2026-03-14T04:06:35Z")

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If it’s just an issue with normals being inverted see here:

[How To Inverted Normal Heights - Development / Asset Creation - Epic Developer Community Forums](https://forums.unrealengine.com/t/how-to-inverted-normal-heights/2678313/2)

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**Author:** ![kotlet](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@kotlet](https://forums.unrealengine.com/u/kotlet)\
**Post date:** [March 14, 2026, 1:13pm UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/3 "2026-03-14T13:13:16Z")

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Look like normals problems to me. First remember when exporting FBX you need to set in export dialog in Blender geometry\>smoothing\>face. Second try adding weighted normals modifier in Blender. That way when you import fbx with “import normals” option it should work. Alternatively using modeling tools mode in unreal (shift + 5 i believe) use normal tools there to calculate weighted normals inside Unreal. Modeling tools used to be plugin in unreal, no idea if it is turned on by default.

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**Author:** ![FedericoNessuno](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@FedericoNessuno](https://forums.unrealengine.com/u/FedericoNessuno)\
**Post date:** [March 16, 2026, 2:27am UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/4 "2026-03-16T02:27:35Z")

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![23](https://d3kjluh73b9h9o.cloudfront.net/original/4X/b/f/4/bf411ec49eaa2ad8fa830a37b181086e14a365f8.jpeg)

Thanks for the reply, I really appreciate it. Unfortunately the problem was something else, possibly a bug. I managed to solve it by updating Unreal Engine to 5.7.

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<div class="post-metadata">

**Author:** ![FedericoNessuno](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@FedericoNessuno](https://forums.unrealengine.com/u/FedericoNessuno)\
**Post date:** [March 16, 2026, 2:27am UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/5 "2026-03-16T02:27:53Z")

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Thanks for the reply, I really appreciate it. Unfortunately the problem was something else, possibly a bug. I managed to solve it by updating Unreal Engine to 5.7.

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<div class="post-metadata">

**Author:** ![Infant\_Zero](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/infant_zero/32/715655_2.png) [@Infant\_Zero](https://forums.unrealengine.com/u/Infant_Zero)\
**Post date:** [March 16, 2026, 2:46am UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/6 "2026-03-16T02:46:22Z")

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You’re welcome; glad to hear you fixed it.

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**Author:** ![XForceGamerZYTT](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@XForceGamerZYTT](https://forums.unrealengine.com/u/XForceGamerZYTT)\
**Post date:** [September 13, 2026, 1:14pm UTC](https://forums.unrealengine.com/t/problem-importing-mesh-from-blender/2706055/7 "2026-09-13T13:14:24Z")

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Try Turning Off **Recompute Normal** Mine Work

 ![Screenshot 2026-09-13 161817](https://d3kjluh73b9h9o.cloudfront.net/original/4X/3/2/5/3253f955c9998ce9349ae0e9d8295b4883f780ce.jpeg)
