Steps to reproduce:
- Open the attached project
- Open NewUXMLTemplate.uxml asset in UI Builder
- Enter UI Builder's Preview mode
- Start re-ordering List View items
Actual results: ArgumentException: Visual mode Generic is not supported Parameter name: visualMode errors are thrown
Expected results: No errors or warnings are thrown when reordering List View items
Reproducible with versions: 6000.4.0a2, 6000.4.0b1, 6000.5.0a3
Not reproducible with versions: 6000.064f1, 6000.2.15f1, 6000.3.1f1, 6000.4.0a1
Reproducible on (OS): Ubuntu 24.04
Not reproducible on (OS): macOS 26.1
Notes:
- Ubuntu editor tested with OpenGL and Vulkan graphics APIs
- Entering Play Mode and reordering the List View in Game window would not throw the errors