PrusaSlicer crashed/freeze when opening step

[okovjogurtu]

Description of the bug

When opening step, PrusaSlicer freeze/crash, same on PrusaSlicer-2.6.1 and PrusaSlicer-2.7.0-alpha1

Project file & How to reproduce

pouzdro.zip

Checklist of files included above

• Project file
• Screenshot

Version of PrusaSlicer

2.6.1-linux / 2.7.0_alpha1-linux

Operating system

Ubuntu 23.10

Printer model

Voron 2.4 with Stealthburner

[lukasmatena]

Thanks, reproduced. It looks that it hangs in OCCT when meshing the loaded solid from the STEP (where BRepMesh_IncrementalMesh object is being created). We will add it to our list.

[AutomotiveLily]

Also experiencing the same problem when opening a specific .step file.

Project file & How to reproduce
Download and open, or use "Open in PrusaSlicer" button on file named "Silica container v18.step", at https://www.printables.com/model/65922-silica-gel-spool-container/files

Version of PrusaSlicer
Version 2.8.0+win64

Operating system
Windows 10 Pro, Version 22H2, OS build 19045.4780

Printer model
Elegoo Neptune 4 Plus with OpenNept4une software