# Adding custom component with numeric property crashes app builder when adding to design screen \[Jan 9 2024\]
**URL:** https://community.thunkable.com/t/adding-custom-component-with-numeric-property-crashes-app-builder-when-adding-to-design-screen-jan-9-2024/2774132
**Category:** Issues / Bugs
**Tags:** components
**Created:** [January 9, 2024, 6:37pm UTC](https://community.thunkable.com/t/adding-custom-component-with-numeric-property-crashes-app-builder-when-adding-to-design-screen-jan-9-2024/2774132 "2024-01-09T18:37:29Z")
**Posts on this page:** 3
**Page:** 1
### Author:  [@jared](https://community.thunkable.com/u/jared)
#### Post date: [January 9, 2024, 6:37pm UTC](https://community.thunkable.com/t/adding-custom-component-with-numeric-property-crashes-app-builder-when-adding-to-design-screen-jan-9-2024/2774132/1 "2024-01-09T18:37:29Z")
i created a component shared [here](https://community.thunkable.com/t/setting-default-values-for-custom-component-properties-not-working-jan-2-2024/2774127/1) and [here](https://community.thunkable.com/t/adding-number-as-component-property-crashes-builder-jan-2-2024/2774125/1) on Jan 2 2024 and added it to [this](https://x.thunkable.com/projectPage/659d919b4af510d00e59a34c) project. when i drag this component onto the design screen the app builder crashes and i am forced to refresh
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### Author:  [@jared](https://community.thunkable.com/u/jared)
#### Post date: [January 9, 2024, 9:40pm UTC](https://community.thunkable.com/t/adding-custom-component-with-numeric-property-crashes-app-builder-when-adding-to-design-screen-jan-9-2024/2774132/2 "2024-01-09T21:40:51Z")
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### Author:  [@jared](https://community.thunkable.com/u/jared)
#### Post date: [January 9, 2024, 9:41pm UTC](https://community.thunkable.com/t/adding-custom-component-with-numeric-property-crashes-app-builder-when-adding-to-design-screen-jan-9-2024/2774132/3 "2024-01-09T21:41:03Z")