I am trying to embed this Google spreadsheet in a Canvas page. There is a Google script attached to the spreadsheet, which creates a custom menu item called "Meeting Log", which opens up a dialog. If I open it in using the Google spreadsheet app, I get the following pop up window:
However, when I embed the spreadsheet into a Canvas page, the dialog opens up completely empty (see screenshot below)
Could anyone advise me on how to make it work within a Canvas page?