PLEASE HELP - Error: Unsuccessful response code

[Boutique-Apartments0]

Hi,

since yesterday i keep getting this error message when i try log in my accounts (I have multiple) from my IOS device. Web browser from both same IOS device and Laptop work just fine, but the app looks like its stuck! 

Error: Unsuccessful response code

Any suggestion??

Thanks!

[Ceyexplore0]

Me too have the same issue. 

[Lilly28]

I have a problem from 2 days - I cannot get in touch with anyone of my guests!