# MCU 'mcu' shutdown: Timer too close - OctoEverywhere Triggered

**URL:** <https://klipper.discourse.group/t/mcu-mcu-shutdown-timer-too-close-octoeverywhere-triggered/9901>\
**Category:** General Discussion\
**Created:** [August 12, 2023, 6:11pm UTC](https://klipper.discourse.group/t/mcu-mcu-shutdown-timer-too-close-octoeverywhere-triggered/9901 "2023-08-12T18:11:51Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Sineos](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/sineos/32/18_2.png) [@Sineos](https://klipper.discourse.group/u/Sineos)\
**Post date:** [August 13, 2023, 8:13am UTC](https://klipper.discourse.group/t/mcu-mcu-shutdown-timer-too-close-octoeverywhere-triggered/9901/4 "2023-08-13T08:13:30Z")

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It is known that webcams can cause issues with Klipper. Probably due to:

- Hogging the USB port if not carefully implemented in the camera’s firmware / hardware
- Overloading the host

Also refer to: [Timer too close](https://klipper.discourse.group/t/timer-too-close/6634)

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