Google Calendar no longer supports https URLs. A workaround is to convert the https URL, found within Blueprint, to a regular http URL, as shown in step 1 below. |
First, add the subscription to your Google Calendar account:
Go to https://bitly.com and convert the iCal URL. You can find more information on the iCal URL here.
Log into your Gmail account, and access your Google calendar.
Second, verify that the new calendar is synchronized to your device: