Marco Ratto 1

• asked Oct 22, 2025

Received http2 header with status: 400, grpc_status:13

Hi, I'm running Chirpstack v4.15.0 on Red Hat Openshift. I'm trying to use the API with Python and gRPC but I have the following error: {code...}

troubleshooting api chirpstack

0 votes

1 answers

182 views

Doug Reese 5

• asked Oct 21, 2025

Multiple MQTT brokers and down messages

If using Chirpstack similar to the [Multi-region example 2 in the architecture documentation page] , how does Chirpstack know which broker to use to deliver a downlink message to a device? I have an application that uses the API DeviceServi...

chirpstack

0 votes

2 answers

220 views

Rim 1

• asked Oct 21, 2025

IWM-LR5 Device not sending any info

I have issues with IWM-LR5 device, it is not sending any data. Can somebody help me with it? any hint why it doesn't connect I tried and forced a joint on the device, and it just sends a join-request and a join-accept and no data. I use...

configuration devices gateways chirpstack

0 votes

2 answers

240 views

Maurits Meeusen 1

• asked Oct 21, 2025

FUOTA ENQUEUE does not wait for mc msg's but instantly goes to FRAG_STATUS

Hello, I noticed that when all messages are enqueued, the task is done instantly. Normally this will work for small FUOTA payloads or if the "Expected uplink interval (secs)" X "Unicast retry count (max)" is bigger then the ...

bug chirpstack fuota

0 votes

2 answers

132 views

aloiseau 13

• asked Oct 21, 2025

Replace a queued downlink (and fPort)

I am discovering ChirpStack and LoRaWAN steps by steps and I am discovering downlinks "fPorts" which make me thinking about my previous post [Replace a queued downlink] which aims to request a flush-queue option to enqueue command w...

api chirpstack

0 votes

2 answers

179 views

Orne Brocaar 1171

• asked Oct 21, 2025

ChirpStack Gateway OS v4.9.0

v4.9.0 Features Dragino LPS8N This release adds support for the Dragino LPS8N gateway. Updates Update ChirpStack Concentratord to v4.5.2. Update ChirpStack to v4.15.0. Update ChirpStack MQTT Forwarder to v4.4.1. Update ChirpStack Gateway Me...

announcements

0 votes

0 answers

126 views

Orne Brocaar 1171

• asked Oct 21, 2025

ChirpStack MQTT Forwarder v4.4.1

v4.4.1 Improvements Update internal dependencies and tune feature flags. Bugfixes Fix keep_alive_interval in config template. Do not encode null values to JSON for Semtech UDP backend.

announcements

0 votes

0 answers

63 views

Orne Brocaar 1171

• asked Oct 21, 2025

ChirpStack Gateway Mesh v4.1.1

v4.1.1 Improvements Update internal dependencies and tune feature flags. Bugfixes Fix uplink filters and add missing filter configuration to config template.

announcements

0 votes

0 answers

37 views

Daniel 1

• asked Oct 21, 2025

JoinRequest–JoinAccept loop

This is a repost from the forum, as the original topic didn’t seem to get enough visibility and we’re still experiencing the issue. Original topic: [https://forum.chirpstack.io/t/lost-join-accept-on-gateway-bridge/25647] Some devices that w...

troubleshooting devices gateways chirpstack

0 votes

3 answers

224 views

3

• asked Oct 20, 2025

Chirpstack keeps on sending NewChannelReq, even after NewChannelAns OK

Chirpstack keeps on sending NewChannelReq, even after NewChannelAns DR + Channel OK. End device has also implemented the new frequencies. LinkADRReq never sent, device keeps sending at DR0/SF12 Chirpstack v4.13.0 Device: OTX-18, custom LoRa...

chirpstack lorawan

0 votes

2 answers

181 views