# RPi + RAK831 + Resin image =\> Failed to start the concentrator

**URL:** <https://www.thethingsnetwork.org/forum/t/rpi-rak831-resin-image-failed-to-start-the-concentrator/17836>\
**Category:** Raspberry Pi Gateways\
**Created:** [September 14, 2018, 12:19pm UTC](https://www.thethingsnetwork.org/forum/t/rpi-rak831-resin-image-failed-to-start-the-concentrator/17836 "2018-09-14T12:19:09Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![kersing](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/kersing/32/44777_2.png) [@kersing](https://www.thethingsnetwork.org/forum/u/kersing)\
**Post date:** [September 15, 2018, 7:57pm UTC](https://www.thethingsnetwork.org/forum/t/rpi-rak831-resin-image-failed-to-start-the-concentrator/17836/12 "2018-09-15T19:57:48Z")

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Poly from zh repo does not support LBT (listen before talk) MP does. That may cause the forwarder not to be able initialize the radio.

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