Browsing to new frames while there are listed scenes.
Editing scene properties in the scene list dialog despite no scene selected.
It also fixes the scene label not being added for single-frame scenes. Some of these issues were caused by the PyQt6 refactor, but a couple were present beforehand.
This fixes the following crash scenarios:
It also fixes the scene label not being added for single-frame scenes. Some of these issues were caused by the PyQt6 refactor, but a couple were present beforehand.
Fixes Irrational-Encoding-Wizardry/vs-preview#62.