As the title suggests, I randomly but regularly (~50% maybe) get blank white screens when loading an asset that has a published Google Sheet. I created 2 assets that load every 3 minutes in case the server that is hosting the html gets rebooted. The html I’m using to make these sheets full screen is:
The 2 assets have differing frame IDs and &id= numbers for the Google URL in an attempt to avoid caching, which I thought may be the issue but hasn’t helped.
Using Screenly OSE master@959e5d3 on a Pi 4B running Raspbian Buster. I haven’t seen anything unusual in the screenly logs or systemd.
For anyone who might be searching on this, it appears to be a Google issue. The files they generate have a nonce which occasionally doesn’t match other resources and thus the page fails. The solution which seems to be working was to add a random number to the URL: