# Clock does not match

**URL:** <https://community.factoryio.com/t/clock-does-not-match/150>\
**Category:** Licenses\
**Created:** [April 3, 2020, 4:27pm UTC](https://community.factoryio.com/t/clock-does-not-match/150 "2020-04-03T16:27:33Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![xavier.dunas](https://avatars.discourse-cdn.com/v4/letter/x/bcef8e/32.png) [@xavier.dunas](https://community.factoryio.com/u/xavier.dunas)\
**Post date:** [April 3, 2020, 4:27pm UTC](https://community.factoryio.com/t/clock-does-not-match/150/1 "2020-04-03T16:27:33Z")

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Hi

I just buy a licence and i have this message

 ![image](https://europe1.discourse-cdn.com/flex017/uploads/factoryio/original/1X/215af4906426049fa361121e3ef663a9418df18a.png)

Thank you for help

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<div class="post-metadata">

**Author:** ![brunovgr](https://dub1.discourse-cdn.com/flex017/user_avatar/community.factoryio.com/brunovgr/32/12_2.png) [@brunovgr](https://community.factoryio.com/u/brunovgr)\
**Post date:** [April 6, 2020, 10:58am UTC](https://community.factoryio.com/t/clock-does-not-match/150/2 "2020-04-06T10:58:59Z")

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Hi @xavier.dunas,

This error means that your computer clock is not set correctly. If there is a large difference between your system time and the server time you will see this error. To fix your system time, right-click the system clock in the Taskbar and select Adjust date/time.