Don't buy a snapmaker it is of poor quality

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The display is working again but now shows an error message.

I did investigate on that issue. It happens only, if the dual extruder is connected.
Very well then, I have a dual extruder that isn’t working any longer to after around two years of moderate use. Just out of the blue.
I gonna open a new ticket and start the hassle again. It IS a tiny bit frustrating. Sorry, I am obviously not adult enough to just accept it.

I don’t know man …

And before the good people complain about my post: Yes, many many others have issues with dual extruder