# Having an issue with Firmware

**URL:** <https://discuss.bluerobotics.com/t/having-an-issue-with-firmware/710>\
**Category:** Blue Robotics Software\
**Created:** [February 2, 2017, 12:14am UTC](https://discuss.bluerobotics.com/t/having-an-issue-with-firmware/710 "2017-02-02T00:14:09Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![paul-unterweiser](https://sea1.discourse-cdn.com/flex019/user_avatar/discuss.bluerobotics.com/paul-unterweiser/32/697_2.png) [@paul-unterweiser](https://discuss.bluerobotics.com/u/paul-unterweiser)\
**Post date:** [February 2, 2017, 5:02pm UTC](https://discuss.bluerobotics.com/t/having-an-issue-with-firmware/710/11 "2017-02-02T17:02:19Z")

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“No IO heart beat” usually means that something is corrupted on the SD card. The fix is to pull out the SD card from the Pixhawk and reformat it with your computer. Here’s a thread where we helped Heinz with the same issue: [https://discuss.bluerobotics.com/t/last-qgc-bug/](https://discuss.bluerobotics.com/t/last-qgc-bug/)

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