Undo paint tool sends OrcaSlicer into endless loop

[superfloh247]

Is there an existing issue for this problem?

• [X] I have searched the existing issues

OrcaSlicer Version

2.2.0-beta2 1b367b7

Operating System (OS)

macOS

OS Version

15.0

Additional system information

Apple M1pro

Printer

Bambu P1P

How to reproduce

Load STL use Paint Tool in Fill mode fill one face press command-z to undo --> OrcaSlicer does not respond anymore

Actual results

endless loop, app unresponsive

Expected results

undo of paint tool action

Project file & Debug log uploads

debug_Fri_Sep_27_14_52_47_68504.log.0.zip

Checklist of files to include

• [X] Log file
• [X] Project file

Anything else?

No response

[SoftFever]

I can't repro this issue. Does it happen every time on your machine?

[superfloh247]

yes, 100% of tries. 2.1.1 is not affected, undo takes some seconds but works.

.3mf attached

Mathe 1x1 Multi Color Spinners.3mf.zip

[superfloh247]

undo also works with 2.2.0-beta2, I was too impatient. But undo takes approximately 25-30s compared to approximately 5s in 2.1.1