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If MMU3 throws an error during Printing for example "FSENSOR DIDN'T TRIGG." The Extruder goes to Parking Position
If you have #define HOTEND_IDLE_TIMEOUT enabled Hotend cools down.
the screen displays Retry or More Info.
If you don't catch this error straight away the Hotend and Bed cooldown then when you click to Retry, The MMU3 starts to Load the Filament cold.
Bug Timeline
when MMU3 feature was merged
Expected behavior
Click Retry,
Extruder and Bed heat up then MMU3 Loads Filament and Print Continues
Actual behavior
As Above in Description
Steps to Reproduce
Trigger MMU3 Error, wait till Hotend and Bed cooled down then retry.
Version of Marlin Firmware
Marlin bugfix-2.1.x (Sep 3 2024 09:30:57)
Printer model
Prusa MK3S+ Clone
Electronics
SKR 3, TMC2209
LCD/Controller
BTT TFT50 V3.0
Other add-ons
Prusa MMU3
Bed Leveling
ABL Bilinear mesh
Your Slicer
Prusa Slicer
Host Software
None
Don't forget to include
A ZIP file containing your Configuration.h and Configuration_adv.h.
In your original issue (#27412), you reported that:
If you don't catch this error straight away the Hotend and Bed cooldown then when you click to Retry, The MMU3 starts to Load the Filament and causes Marlin to reboot
Does Marlin no longer reboot when trying to load filament cold?
Did you test the latest
bugfix-2.1.x
code?Yes, and the problem still exists.
Bug Description
If MMU3 throws an error during Printing for example "FSENSOR DIDN'T TRIGG." The Extruder goes to Parking Position
If you have #define HOTEND_IDLE_TIMEOUT enabled Hotend cools down.
the screen displays Retry or More Info.
If you don't catch this error straight away the Hotend and Bed cooldown then when you click to Retry, The MMU3 starts to Load the Filament cold.
Bug Timeline
when MMU3 feature was merged
Expected behavior
Click Retry,
Extruder and Bed heat up then MMU3 Loads Filament and Print Continues
Actual behavior
As Above in Description
Steps to Reproduce
Trigger MMU3 Error, wait till Hotend and Bed cooled down then retry.
Version of Marlin Firmware
Marlin bugfix-2.1.x (Sep 3 2024 09:30:57)
Printer model
Prusa MK3S+ Clone
Electronics
SKR 3, TMC2209
LCD/Controller
BTT TFT50 V3.0
Other add-ons
Prusa MMU3
Bed Leveling
ABL Bilinear mesh
Your Slicer
Prusa Slicer
Host Software
None
Don't forget to include
Configuration.h
andConfiguration_adv.h
.Additional information & file uploads
Marlin.zip
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