# I was trying to call the ckSepoliaUSDC but I got an error

**URL:** <https://forum.dfinity.org/t/i-was-trying-to-call-the-cksepoliausdc-but-i-got-an-error/35893>\
**Category:** Developers\
**Created:** [October 7, 2024, 6:38am UTC](https://forum.dfinity.org/t/i-was-trying-to-call-the-cksepoliausdc-but-i-got-an-error/35893 "2024-10-07T06:38:00Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![b3hr4d](https://sea1.discourse-cdn.com/flex023/user_avatar/forum.dfinity.org/b3hr4d/32/9755_2.png) [@b3hr4d](https://forum.dfinity.org/u/b3hr4d)\
**Post date:** [October 7, 2024, 7:39am UTC](https://forum.dfinity.org/t/i-was-trying-to-call-the-cksepoliausdc-but-i-got-an-error/35893/2 "2024-10-07T07:39:09Z")

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I’ve modified your code and integrated it with [@ic-reactor/react](https://forum.dfinity.org/t/introduction-ic-reactor-react-for-react-developers/27930).

You can check out the [updated sandbox](https://codesandbox.io/p/sandbox/testing-erc2-forked-hh4jsq?file=%2Fsrc%2FApp.tsx).

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