Hi Rob,
we are unable to reproduce the reported issues 'Unable export icons in any format' and 'Problem in adding Icons to project'.
Please find the attached video in which we tried to reproduce the reported problems in below link,
Export.zip As you have mentioned in the update that re-installation has fixed your problem, hence kindly update us whether both the problems have been fixed or any problems persists. This will be helpful for us to assist you further.
Please let us know if you have any queries,
Regards,
Vignesh V