# Graylog License Check Violation \>72

**URL:** <https://community.graylog.org/t/graylog-license-check-violation-72/15744>\
**Category:** Graylog Central (peer support)\
**Created:** [June 2, 2020, 4:41pm UTC](https://community.graylog.org/t/graylog-license-check-violation-72/15744 "2020-06-02T16:41:33Z")\
**Posts on this page:** 1\
**Showing post:** 10

<div class="post-metadata">

**Author:** ![ttsandrew](https://avatars.discourse-cdn.com/v4/letter/t/97f17d/32.png) [@ttsandrew](https://community.graylog.org/u/ttsandrew)\
**Post date:** [June 19, 2020, 4:21pm UTC](https://community.graylog.org/t/graylog-license-check-violation-72/15744/10 "2020-06-19T16:21:51Z")

</div>

> [@](#):
>
> [LicenseReportPeriodical] License server response is invalid.

I think this is telling. Here is an [older post](https://community.graylog.org/t/recursive-graylog-license-violation/6108) with this same error, and for them it was a time issue.

---

_[View the full topic](https://community.graylog.org/t/graylog-license-check-violation-72/15744)._