# \#fw\_setenv

**URL:** https://hub.mender.io/tag/fw-setenv/274.md

[Latest](https://hub.mender.io/latest.md) · [Categories](https://hub.mender.io/categories.md) · [Tags](https://hub.mender.io/tags.md)

---

## [Imx6ul Dart grub integration fw\_setenv intermittent error](https://hub.mender.io/t/imx6ul-dart-grub-integration-fw-setenv-intermittent-error/5097)

<div class="topic-metadata">

**Author:** [@rlaybourn](https://hub.mender.io/u/rlaybourn)\
**Replies:** 3\
**Last updated:** [July 11, 2022, 1:32pm UTC](https://hub.mender.io/t/imx6ul-dart-grub-integration-fw-setenv-intermittent-error/5097 "2022-07-11T13:32:39Z")

</div>

Hi I am using a varicite Dart-6ul board according to the instructions in the board integrations section . It uses uboot grub integration. When doing file system upgrades occasionally everything runs fine until it trys to…