# OSError: \[WinError 121\] The semaphore timeout period has expired

**URL:** https://community.deriv.com/t/oserror-winerror-121-the-semaphore-timeout-period-has-expired/87821
**Category:** Developers
**Tags:** api
**Created:** [January 22, 2025, 10:31am UTC](https://community.deriv.com/t/oserror-winerror-121-the-semaphore-timeout-period-has-expired/87821 "2025-01-22T10:31:36Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![accuser-alcaide-2](https://avatars.discourse-cdn.com/v4/letter/a/b77776/32.png) [@accuser-alcaide-2](https://community.deriv.com/u/accuser-alcaide-2)
#### Post date: [January 22, 2025, 10:31am UTC](https://community.deriv.com/t/oserror-winerror-121-the-semaphore-timeout-period-has-expired/87821/1 "2025-01-22T10:31:36Z")

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Hello, how do i handle the above error. Thanks