Adding text to an object does not work correctly

[Manfredo1952]

Describe the bug
When I choose to add text, the selection of the slicer does not provide any fonts and the app would crash in case
I type in a text and click "add text"

To Reproduce
Steps to reproduce the behavior:

1. Select object
2. Click on "Text shape" or T as short cut
3. Observe not font shown in window (like in the version of BambuLab)
4. type in text in "input text"
5. Click add - App crahes

Expected behavior
In the official Stduio version of Bambu Lab a font is shiown and other fonts cn be selected

Screenshots

Desktop (please complete the following information):

• OS: MAC OS, Intel, OSX 11.7.2 (Big Sur)