IconChamp crash

[tborychowski]

Describe the bug
Clicking "Apply" crashes the app.

To Reproduce
Steps to reproduce the behavior:

1. Open app
2. Drag an icns file onto any app
3. Click "Apply"
4. App crashes (closes) and the macos popup about the crash shows up.

Desktop (please complete the following information):

• OS: MacOS latest
• IconChamp version: V1.3.6 (9)

[Relicasho]

Doesnt Work.

[t8or]

Same here