Yes, both per that help article I shared and here’s a screenshot of the issue: http://cl.ly/1V3t1S1X0W0m
Also, if you were to download Google Calendar’s .ics file and open the file with a text editor on your computer, it should be a Google Drive link.
Our iCal Importer plugin does not currently import Google Calendar attachments, but you could add it as a feature request.
I didn’t find it as an existing feature request at our plugins’ UserVoice page so please do add your feature request there.
This allows others who are interested in that feature to easily voice their support. We frequently review suggestions there to find out which ones are popular, then we implement as many of them as we can.
Once you post it, feel free to link to it from here in case anyone comes across this forum thread in the future.