Private Plugin Updates – Localhost

As it turns out there’s a difference between 127.0.0.1 and localhost. Once I change my requests to:

http://localhost/white/check-plugins/plugins/test-plugin.zip

and a few other instances of the IP version, the update worked like a charm. Stack Overflow has some good answers on why this could be: What is the difference between 127.0.0.1 and localhost?