# Cron is not working due to LazyCollection

**URL:** <https://forum.mautic.org/t/cron-is-not-working-due-to-lazycollection/18683>\
**Category:** Product Support\
**Created:** [March 23, 2021, 6:36pm UTC](https://forum.mautic.org/t/cron-is-not-working-due-to-lazycollection/18683 "2021-03-23T18:36:51Z")\
**Posts on this page:** 1\
**Showing post:** 5

<div class="post-metadata">

**Author:** ![joeyk](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/joeyk/32/11164_2.png) [@joeyk](https://forum.mautic.org/u/joeyk)\
**Post date:** [March 26, 2021, 7:16am UTC](https://forum.mautic.org/t/cron-is-not-working-due-to-lazycollection/18683/5 "2021-03-26T07:16:48Z")

</div>

Have you seen this thread?

> [@Errors with Cron jobs after updating to Mautic 3](https://forum.mautic.org/t/errors-with-cron-jobs-after-updating-to-mautic-3/15016/11):
>
> Hi @dennisameling, I finally got round to testing the upgrade. I increased the PHP timeout to 480 and it made no difference.

Are you 100% sure you have 7.3+ running?

---

_[View the full topic](https://forum.mautic.org/t/cron-is-not-working-due-to-lazycollection/18683)._