Matti

Thank you for the response! I did esptool.py erase_flash to remove previous bonding info and tried again: Still no callback. `setSecurityAuth(true, true, false)` did not change anything, neither. For me...

+1

I tried to re-introduce myself to the crypto of getting a Telegram auth key and how to use the JSR177-provided methods in there. I must say, I don't know enough...

Same is happening to me. Seems odd that the possibility of message === undefined is ruled out, here. That line is called from [here](https://github.com/gram-js/gramjs/blob/f0081081d1416811fa61334badf0178a7be6dd5c/gramjs/client/dialogs.ts#L159C17-L159C74). message is the dialog's top message...

Sorry for this example code that also involves oak and superoak. If we remove that and just have a test function like this, we don't get the error message but...

Same problem here. This is the complete output: ``` > [2/8] RUN apt-get update && apt-get dist-upgrade -y && apt-get install -y nginx-extras apache2-utils: 0.257 Get:1 http://deb.debian.org/debian bookworm InRelease [151...