Below are some of the scenario potentially trigger this error message:
1. Failed to create a User Account
2. Failed to download contents of End User License Agreement (EULA)
3. Failed to verify User Email Address
4. Failed to create a Password
5. Failed to reset password using Forgot Password
6. Failed to Create an Organization
7. Failed to Join an Organization
8. Failed to authenticate User while Log In
9. Failed to download Devices List
10. Failed to Refresh Devices List
11. Failed to download Device Details
12. Failed to Add a Device
13. Failed to Remove a Device
14. Failed to Edit a Device
15. Failed to download User Details in Settings
16. Failed to Edit Account Details
17. Failed to Change the Organization
And also,
Poor network carrier strength
PX White server is down or under maintenance
AMI Cloud server is down or under maintenance
AMI gateway activation is in progress
Connection lost between AMI gateway and AMI Cloud.
Connect lost between AMI cloud and PX White Cloud