RainLoop file upload does not work #1184
Don't think this is the solution for me.
And the rights on those folders:
Not sure whether it's the same issue, but I also experienced an inability to upload any attachments. My NGINX logs were showing things like:
It works here now by setting:
The equivalent for Apache2 would be:
Or some other sane value. I never noticed until recently, when trying attachments larger than 1M (NGINX's default client_max_body_size value). But Apache2 should have a default of LimitRequestBody 0, so it might indeed be permission related in your case.