FBX Files Do Not Import After Using the Facial Anim Importer Unless Project is Reopened

Project has to be restarter in order to import FBX files after using the Facial Anim Importer

Screenshots below are of the error that occurs on FBX import prior to project being closed and reopened

FBX imports after project is reopened

1. Create an empty project
2. Enable the Facial Animation Importer (Editor Preferences < General < Experimental < Tools < Facial Animation Importer)
3. Restart engine as prompted
4. Open the facial animation importer (Window < Developer Tools < Facial Anim Importer)
5. Import the attached assets using the Facial Anim Importer
6. Make the Source Import Path the folder on your desktop
7. Target Import Path should be Game and then add /FaceFX to the end of the file path to create a folder for assets
8. Change the Curve Node Name to FaceFxHack
9. Import All
10. Try and import an FBX file (Right click < Import)
11. See asset won't import
12. Save < close < reopen project
13. Try and import an FBX file again
14. See that asset will now import

Expected: Project does not need to be closed and reopened in order to import an FBX after using the Facial Anim Importer

Results: Project has to be closed and reopened in order to import an FBX after using the Facial Anim Importer