# Failed to convert hex string to UInt256

**URL:** <https://forum.modular.com/t/failed-to-convert-hex-string-to-uint256/1588>\
**Category:** Mojo\
**Created:** [June 5, 2025, 12:43pm UTC](https://forum.modular.com/t/failed-to-convert-hex-string-to-uint256/1588 "2025-06-05T12:43:03Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![duck\_tape](https://sea1.discourse-cdn.com/flex001/user_avatar/forum.modular.com/duck_tape/32/432_2.png) [@duck\_tape](https://forum.modular.com/u/duck_tape)\
**Post date:** [June 5, 2025, 2:17pm UTC](https://forum.modular.com/t/failed-to-convert-hex-string-to-uint256/1588/3 "2025-06-05T14:17:19Z")

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This is related to what Sora described in your other post: [Failed to use Python hex() function in Mojo - #2 by sora](https://forum.modular.com/t/failed-to-use-python-hex-function-in-mojo/1586/2)

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_[View the full topic](https://forum.modular.com/t/failed-to-convert-hex-string-to-uint256/1588)._