MK3S wrong printer name in GCode #2135

New Issue

MrUnknownDE · 2026-04-06T00:12:12+02:00

MrUnknownDE commented

2026-04-06 00:12:12 +02:00

Originally created by @Discomanco on 9/19/2025

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.3.1-beta

Operating System (OS)

Windows

OS Version

Windows 11

Additional system information

No response

Printer

Prusa MK3S

How to reproduce

Be on 2.3.1-beta
Select MK3S as your printer
Slice a file
Attempt to print
Printer warns that it's sliced for another printer
- (Print still works just fine)

Actual results

Printer name is set as Prusa MK3S
GCode M862.3 P "Prusa MK3S" ; printer model check

Expected results

Printer name should be set as MK3S
GCode M862.3 P "MK3S" ; printer model check

Project file & Debug log uploads

GCodes.zip
Body2 sliced with 2.3.1-beta
SFH Corners sliced with 2.3.1-alpha

PrusaSlicer GCode.zip
Box sliced with PrusaSlicer 2.9.3

Checklist of files to include

Log file
Project file

Anything else?

2 GCode files (as shared above), 1 week apart, left one is sliced with 2.3.1-beta, right one is sliced with 2.3.1-alpha

GCode sliced in PrusaSlicer 2.9.3 (as shared above)

Config files for both slicers

*Originally created by @Discomanco on 9/19/2025* ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.3.1-beta ### Operating System (OS) Windows ### OS Version Windows 11 ### Additional system information _No response_ ### Printer Prusa MK3S ### How to reproduce * Be on 2.3.1-beta * Select MK3S as your printer * Slice a file * Attempt to print * Printer warns that it's sliced for another printer * (Print still works just fine) ### Actual results Printer name is set as `Prusa MK3S` GCode `M862.3 P "Prusa MK3S" ; printer model check` ### Expected results Printer name should be set as `MK3S` GCode `M862.3 P "MK3S" ; printer model check` ### Project file & Debug log uploads [GCodes.zip](https://github.com/user-attachments/files/22424436/GCodes.zip) Body2 sliced with 2.3.1-beta SFH Corners sliced with 2.3.1-alpha [PrusaSlicer GCode.zip](https://github.com/user-attachments/files/22424546/PrusaSlicer.GCode.zip) Box sliced with PrusaSlicer 2.9.3 ### Checklist of files to include - [ ] Log file - [x] Project file ### Anything else? 2 GCode files (as shared above), 1 week apart, left one is sliced with 2.3.1-beta, right one is sliced with 2.3.1-alpha <img width="1450" height="340" alt="Image" src="https://github.com/user-attachments/assets/2e1f750e-02a9-492f-9555-64cc5b6dc520" /> GCode sliced in PrusaSlicer 2.9.3 (as shared above) <img width="647" height="288" alt="Image" src="https://github.com/user-attachments/assets/19a8c781-a726-4bb4-9945-5cbe863895b4" /> Config files for both slicers <img width="1632" height="332" alt="Image" src="https://github.com/user-attachments/assets/9071de65-feee-48fe-94a8-95b59d5ccab9" />

MrUnknownDE closed this issue

2026-04-06 00:12:12 +02:00

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Reference: github/OrcaSlicer#2135