thingsboard / thingsboard/thingsboard
After last update some devices RPC stopped working
@sumin-denys is already working on this.
Since Jan 22, 2026.
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Description
Describe the bug
After last update stopped communication with RPC or Firmware update to some devices.
Your Server Environment
ThingsBoard Cloud
Your Client Environment
Desktop PC
- OS: [e.g. iOS]
Chrome, latest version
More types of devices
- Connectivity
- MQTT
To Reproduce
Steps to reproduce the behavior:
- Go to Dashboard from Thingsboard to update firmware
- Choose any firmware
- Firmware is initiated and nothing else
- No error
- Every RPC command show 504 error
Additional context
As soon as I deleted device and after that create new one with the same token, Everything start working. It looks like some bug in memory or cache after cloud update.
I dont want to delete devices, because I would lost data. Maybe there could be
Any help or command to clear cache or anything else?
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