Don't crash on nonexisting uv selection layers. Add an assert because for now it is a bug if they don't exist. But when converting back to Mesh it is preferable to accept in release mode, as opposed to crashing. Pull Request #104600
Don't crash on nonexisting uv selection layers. Add an assert because for now it is a bug if they don't exist. But when converting back to Mesh it is preferable to accept in release mode, as opposed to crashing. Pull Request #104600