I have a 503 type of problem when I try to edit the template.
This happened after enabling the optimization flags CSS and JS.
The full error message is:
Error 503 Backend fetch failed
Backend fetch failed
Varnish cache server
How to fix this?
Theme support is offered to verified customers by forum only. Support requests made by email, tweet or any other method will be redirected back to the forum.
After Login, choose a Forum Categories for theme Question and then refresh the browser.