Afaria management interface Devices, policy cannot access

Afaria server starts successfully, the admin console can access home, server, but cannot access devices, policy column.

There are errors in Windows events as follows:

Event code:3005
Event Message:an Unhandled exception has occurred.
Event TIME:2016/8/12 12:29:28
Event Time (UTC): 2016/8/12 4:29:28
Event Id:04b77aa992a84d53aa02c7fe034467ba
Event Sequence:6
Event occurrence:1
Event Detail code:0

Application information:
Application domain:/lm/w3svc/1/root/afaria-1-131154497560468750
Trust Level:full
Application Virtual Path:/afaria
Application Path:c:\program Files (x86) \afariaadminui\
Machine NAME:AFARIAPRD

Process Information:
Process id:4204
Process Name:w3wp.exe
Account Name:iis Apppool\afariaadminapplicationpool

Workaround:
Reinstall the Afaria server component.