# High Mavlink loss rate

**URL:** <https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834>\
**Category:** Uncategorized\
**Created:** [13 October 2020 11:26 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834 "2020-10-13T11:26:02Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![Ozan\_Durmaz](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/ozan_durmaz/32/141_2.png) [@Ozan\_Durmaz](https://discuss.cubepilot.org/u/Ozan_Durmaz)\
**Post date:** [13 October 2020 11:26 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/1 "2020-10-13T11:26:02Z")

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Hi,

I have no problem flying, telemetry or video link but when I check the mavlink section in qgroundcontrol I see %60-%80 loss rate. Is this a problem? What is the acceptable range?

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**Author:** ![Alvin](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/alvin/32/1000_2.png) [@Alvin](https://discuss.cubepilot.org/u/Alvin)\
**Post date:** [14 October 2020 02:01 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/2 "2020-10-14T02:01:47Z")

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60-80 loss rate is very high

Can you try to change serialx\_protocol to mavlink2?  
Is the loss rate high when you’re connecting with usb cable?

You may learn more from this discussion. Looks like the problem is similar

> <https://github.com/mavlink/qgroundcontrol/issues/6940>
>
> Our aircraft has quite a few different MAVLink components.
> While there are multiple components talking, the MAVLink message loss rate reported by...

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**Author:** ![Ozan\_Durmaz](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/ozan_durmaz/32/141_2.png) [@Ozan\_Durmaz](https://discuss.cubepilot.org/u/Ozan_Durmaz)\
**Post date:** [15 October 2020 08:16 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/3 "2020-10-15T08:16:39Z")

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No, when I connect with usb, there is no loss. It happens when I connect with herelink. So whats the normal rate? I will try mavlink2. Btw I am using px4 software.

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**Author:** ![Alvin](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/alvin/32/1000_2.png) [@Alvin](https://discuss.cubepilot.org/u/Alvin)\
**Post date:** [15 October 2020 08:36 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/4 "2020-10-15T08:36:53Z")

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You may try to turn off any nearby 2.4GHz signal source

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**Author:** ![Ozan\_Durmaz](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/ozan_durmaz/32/141_2.png) [@Ozan\_Durmaz](https://discuss.cubepilot.org/u/Ozan_Durmaz)\
**Post date:** [15 October 2020 09:06 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/5 "2020-10-15T09:06:33Z")

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Hi, just tried mavlink2, no change. Tried to turn of wifi which is 2.4 ghz, no change. Still geting %60 loss rates. Also I use beta qgc on herelink.

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**Author:** ![Alvin](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/alvin/32/1000_2.png) [@Alvin](https://discuss.cubepilot.org/u/Alvin)\
**Post date:** [19 October 2020 01:26 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/6 "2020-10-19T01:26:59Z")

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I guess there is a message failing in mavlink router.  
If you can get a tlog, we could check it manually.  
Can you try whether this happens when using ardupilot as well?

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**Author:** ![Mohit953](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/mohit953/32/2680_2.png) [@Mohit953](https://discuss.cubepilot.org/u/Mohit953)\
**Post date:** [7 August 2021 06:16 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/7 "2021-08-07T06:16:53Z")

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Is this problem has been solved as i am also getting the same issue with my 4.0.3 arducopter firmware drone ?

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<div class="post-metadata">

**Author:** ![Alvin](https://discuss.cubepilot.org/user_avatar/discuss.cubepilot.org/alvin/32/1000_2.png) [@Alvin](https://discuss.cubepilot.org/u/Alvin)\
**Post date:** [9 August 2021 03:05 UTC](https://discuss.cubepilot.org/t/high-mavlink-loss-rate/4834/8 "2021-08-09T03:05:57Z")

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This should have fixed in current beta.
