Basic Information: Printer Model: Ender 3 V2 MCU / Printerboard: Pi 4 8GB klippy.log (358.9 KB) Fill out above information and in all cases attach your klippy.log file. Pasting your printer.cfg is not needed Be sure to check our Knowledge Base and in particular this and this post Describe you…

If you have saved your user and password in WinSCP then you can use WinSCP to also open a terminal window (Commands → Open Terminal). Here you can use the passwd command to change your password

I actually was able to count the characters in the saved WinSCP password and got in. I ran the code in the Bullseye bug post and sure enough that’s gotta be it. I did the rest, updated all the packages and I’m still having the same problem. Edit: forgot to run “sudo apt install udev -t bullseye-bac…

After a update to the new klipper version i was not able anymore to connect the printer. I have also build the firmware again, and installed it with the sd card. But not able to connect to the printer. I can’t get an mcu ID. It looks like my odroid C2 doesn’t reconize the usb port. klippy.log (…

Thanks, i followed the instructions of the Debian Bullseye bug, and get the following output > Geraakt:1 http://ports.ubuntu.com jammy InRelease > Geraakt:2 http://ports.ubuntu.com jammy-security InRelease > Geraakt:3 http://ports.ubuntu.com jammy-updates InRelease > Geraakt:4 http://ports.ubuntu.…

Sorry, didn’t read everything well. Now i dit and fixed the NO-PUBKEY. after that i did: sudo apt install udev -t bullseye-backports then: sudo reboot after the reboot i started: ./kiauh/kiauh.sh then advanced (4), then get MCU ID (5) then USB (1) but again: No MCU found! MCU either not conn…

Trying for hours now, but still i can’t connect to th MCU. i tried a webcan, and that device is reconized. What can it be? and how can i fix this. i would i never had updated the software, even when i flash the old firmware, the MCU is not reconized

Post the output of apt-cache policy udev Also: Disconnect the board from the RPi Reconnect it Run sudo dmesg Post the output Use the [grafik] function to format your paste

Sineos, Thanks for your help. Output of: apt-cache policy udev udev: Geïnstalleerd: 252.5-2~bpo11+1 Kandidaat: 252.5-2~bpo11+1 Versietabel: *** 252.5-2~bpo11+1 100 100 http://ftp.debian.org/debian bullseye-backports/main arm64 Packages 100 /var/lib/dpkg/status 249.1…

output of dmesg part 1 [ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd034] [ 0.000000] Linux version 6.1.11-meson64 (root@29682b33de96) (aarch64-linux-g …

Unable to connect to MCU after update

General Discussion

Sineos June 21, 2023, 7:00pm 5

See Debian Bullseye Bug causing Klipper to no longer find the printer board

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Unable to connect to MCU after update

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