# Cannot detect flight in your sim

**URL:** <https://forum.navigraph.com/t/cannot-detect-flight-in-your-sim/4900>\
**Category:** Simlink/Moving Map\
**Created:** [April 18, 2021, 4:29pm UTC](https://forum.navigraph.com/t/cannot-detect-flight-in-your-sim/4900 "2021-04-18T16:29:24Z")\
**Posts on this page:** 1\
**Showing post:** 9

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**Author:** ![Yuyo1977](https://avatars.discourse-cdn.com/v4/letter/y/f475e1/32.png) [@Yuyo1977](https://forum.navigraph.com/u/Yuyo1977)\
**Post date:** [April 20, 2021, 1:59am UTC](https://forum.navigraph.com/t/cannot-detect-flight-in-your-sim/4900/9 "2021-04-20T01:59:02Z")

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¿Could that be that I need to have installed the Charts app? Because three days ago, prior upgrading the simlink, it was sending data but I was following my flights on your web, and it was performing ok: [charts.navigraph.com](http://charts.navigraph.com)

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