avrdude-slic3r: prusa_init_external_flash(): MK3 printer emitted incorrect start code: `start\n`
 
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[Solved] avrdude-slic3r: prusa_init_external_flash(): MK3 printer emitted incorrect start code: `start\n`  

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Edu
 Edu
(@edu)
New Member
avrdude-slic3r: prusa_init_external_flash(): MK3 printer emitted incorrect start code: `start\n`

Hi:

I am trying to upgrade firmware of my prusa i3-mk3s from 3.9.3-RC to 3.9.3, and upgrade process fails with this error.

I attach log because wordpress does not accept my message pasting it: error_msg_upgrading

Printer boots with no error after process.

Please, can you help me?

Thanks.

Edu.

Napsal : 25/01/2021 9:38 am
hli
 hli
(@hli)
Trusted Member
RE: avrdude-slic3r: prusa_init_external_flash(): MK3 printer emitted incorrect start code: `start\n`

Looks like this issue: https://github.com/prusa3d/Prusa-Firmware/issues/2954
Maybe chime in there so Prusa knows from yet another case of this happening. For now, best is to go back to 3.9.2. (or try flashing again)

Napsal : 25/01/2021 12:18 pm
Edu
 Edu
(@edu)
New Member
Topic starter answered:
RE: avrdude-slic3r: prusa_init_external_flash(): MK3 printer emitted incorrect start code: `start\n`

Thanks.

The issue is a little different than the issue you quote. But after reading it I have tryed to downgrade to previous version, 2.9.2, and it worked fine. Then I have ugraded to 2.9.3 and worked right too.

So the issue is fixed for me.

Thank you very much.

Edu.

Napsal : 25/01/2021 1:12 pm
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