Failed to load configuration file

AirDroid will not connect to my Nexus 7. I am getting the "Failed to load configuration file. Please click OK to sign in again." error. Over and over and over...

I have uninstalled, reinstalled and cleared caches to no avail.

What do I do now?

Me too , HTC Desire S, Jelly Bean

Same for HTC One

Same on Samsung Stratosphere Android 4.1.2.

Same on HTC EVO 4G and Samsung Galaxy Tab2 10.1 HELP!!

Same on HTC EVO 4G and Samsung Galaxy Tab2 10.1 HELP!!

Same problem on my Galaxy S4, but I dont see any solution

Same problem here on 2 different Samsung GS3s. Just started today.
Doesn't matter what OS, doesn't matter what browser.

Ditto... can we get some feedback please...