# Generate floors by Generative Design

**URL:** <https://forum.dynamobim.com/t/generate-floors-by-generative-design/64638>\
**Category:** Revit\
**Tags:** revit, dynamo, refinery, generative-design\
**Created:** [June 2, 2021, 10:08am UTC](https://forum.dynamobim.com/t/generate-floors-by-generative-design/64638 "2021-06-02T10:08:09Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![MAIA17112](https://avatars.discourse-cdn.com/v4/letter/m/5f9b8f/32.png) [@MAIA17112](https://forum.dynamobim.com/u/MAIA17112)\
**Post date:** [June 2, 2021, 10:08am UTC](https://forum.dynamobim.com/t/generate-floors-by-generative-design/64638/1 "2021-06-02T10:08:09Z")

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Hi I am a new user of Generative Design and this was a trial to generate floors by rooms it works well but when I started using GD this message has shown up to me “Warning: Cannot store data of type Revit.Elements.Floor.”

 ![image](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/0/d/0d41552bab9b01da3af22cf48b8bd4de3d7b8ca5.png)  
[GD1.rvt](https://forum.dynamobim.com/uploads/short-url/u160gua4uxlF7IU7PxHbzoFDZNa.rvt) (1.4 MB)  
[Floor from Rooms.dyn](https://forum.dynamobim.com/uploads/short-url/uX2rxOKXYUwA4zVSybgmIG7I4pQ.dyn) (16.4 KB)