# Px4 uavcan v0 node id 128

**URL:** <https://forum.opencyphal.org/t/px4-uavcan-v0-node-id-128/988>\
**Category:** Applications & Usage\
**Created:** [November 11, 2020, 3:46am UTC](https://forum.opencyphal.org/t/px4-uavcan-v0-node-id-128/988 "2020-11-11T03:46:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![newcomer](https://forum.opencyphal.org/letter_avatar_proxy/v4/letter/n/e5b9ba/32.png) [@newcomer](https://forum.opencyphal.org/u/newcomer)\
**Post date:** [November 11, 2020, 3:46am UTC](https://forum.opencyphal.org/t/px4-uavcan-v0-node-id-128/988/1 "2020-11-11T03:46:46Z")

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[uavcan] UAVCAN command bridge: starting global param list with node 128  
UAVCAN command bridge: couldn’t start parameter count: -2 (file …/…/src/drivers/uavcan/uavcan\_servers.cpp line 677)

what happend?

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<div class="post-metadata">

**Author:** ![pavel.kirienko](https://forum.opencyphal.org/user_avatar/forum.opencyphal.org/pavel.kirienko/32/9_2.png) [@pavel.kirienko](https://forum.opencyphal.org/u/pavel.kirienko)\
**Post date:** [November 11, 2020, 6:18pm UTC](https://forum.opencyphal.org/t/px4-uavcan-v0-node-id-128/988/2 "2020-11-11T18:18:45Z")

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> [@newcomer](#):
>
> what happend?

128 is not a valid node-ID.