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  1. #1

    x-plus 3 doesnt boot after update

    Hello, i have problem with x-plus 3 printer after update klipper via web interface, printer wrote: MCU protocol error, older version firmware runing on MCU. I try update via USB, but printer now wrote: System start abnormaly. Please what i can do try now? Thanks for any advice.

  2. #2
    Super Moderator
    Join Date
    May 2020
    Posts
    672
    Contact Qidi support and explain the problem.

  3. #3
    So solved problem with abnormal start, moonraker didn't want started. But how upgrade mcu version of klipper?

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