I think I was using version 0.209 before but not 100% positive as I just pulled latest version at the time. I also tested same workflow yesterday on my Mac desktop app (version 0.209.4) and proved that it is working perfectly fine there…
Here is how error looks like when I try to execute:
I changed my n8n endpoint to be protected by login and password in the settings of my Nginx Proxy Manager (on the screenshot below I changed it back to Publicly Accessible). Looks like when it is protected by password you can only send requests (GET strava activity works. But when you try activating strava trigger to listen for for events it fails directly. Which is strange because my Google Trigger worked fine, only strava was failing.