Please check that you have whitelisted all applicable domains used by your app to host login. Please also make sure that the correct protocols are included, ie. secure (https://) and non-secure domains (http://). In order for Civic app to function properly, we need to know which URLs to enable traffic to.
To configure your ‘Whitelist Domains’:
Go to Applications.
Select your app.
Click Edit and enter as many website addresses as you would like, separated by commas.