I created an obj file for a component, but cannot import it. The error I get is "Please select a file", although there is a file selected. The model list is empty. Here is a recording of first showing the obj file in a 3D slicer, then failing to import. [https://youtu.be/JD194uwIh7E](https://youtu.be/JD194uwIh7E)<br> <br> The text before selecting a file implies that obj files are supported, what is happening?