Filament not loading from AMS after sending print job #2101

New Issue

MrUnknownDE · 2026-04-05T23:43:21+02:00

MrUnknownDE commented

2026-04-05 23:43:21 +02:00

Originally created by @kojotPszemek on 9/22/2025

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.3.1

Operating System (OS)

Windows

OS Version

windows 11 pro

Additional system information

No response

Printer

bambulab p1p

How to reproduce

start print

Actual results

Filament won't load automaticly/change during printing.
After loading correct filament manually in device tab with load button before starting a printing job it works and print will continue till next fillament change.
When no filament is loaded the bed and nozzle reach desired temp but filament is not loading from AMS.
It happened after upgrade printer to 1.09 and then downgrading it to 1.08.01.
From bambu lab everything works fine

Expected results

it should load and change filaments

Project file & Debug log uploads

log.zip

Checklist of files to include

Log file
Project file

Anything else?

No response

*Originally created by @kojotPszemek on 9/22/2025* ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.3.1 ### Operating System (OS) Windows ### OS Version windows 11 pro ### Additional system information _No response_ ### Printer bambulab p1p ### How to reproduce start print ### Actual results Filament won't load automaticly/change during printing. After loading correct filament manually in device tab with load button before starting a printing job it works and print will continue till next fillament change. When no filament is loaded the bed and nozzle reach desired temp but filament is not loading from AMS. It happened after upgrade printer to 1.09 and then downgrading it to 1.08.01. From bambu lab everything works fine ### Expected results it should load and change filaments ### Project file & Debug log uploads [log.zip](https://github.com/user-attachments/files/22465698/log.zip) ### Checklist of files to include - [ ] Log file - [ ] Project file ### Anything else? _No response_

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Due Date

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Dependencies

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Reference: github/OrcaSlicer#2101