Is there an existing issue for this?

• I have searched the existing issues

Version

0.21 (Development)

Full version info

[code]
OS: Windows 10 build 19045
Word size of FreeCAD: 64-bit
Version: 2024.113.0.14555 (Git shallow)
Build type: Release
Branch: HEAD
Hash: 4235ee9c92d9822b434ec2bc8da7cee729fd9f3b
Python 3.11.7, Qt 5.15.6, Coin 4.0.1, Vtk 9.2.5, OCC 7.7.2
Locale: French/France (fr_FR)
[/code]

Subproject(s) affected?

None

Problem description

File New
Part Design
Create Body
Create sketch (on XY-plane for example)
Close (empty sketch)
Open Attachment dialog box of sketch
File Close
Discard
UI crash

Anything else?

No response

Code of Conduct

• I agree to follow this project's Code of Conduct