SCOM 2012r2 Favorite Report could not be shown on web console internal error 500

Please HELP!!!
My lab settings:
SCOM1, SCOM2, SQL1
Both SCOM servers were installed on 2012r2 Server and SCOM 2012 r2 Rollup3 with Web Console enabled.
Report server installed on SQL1, MSSQL2012 with Report service, All role are installed on different servers.
All servers are in the same domain

ISSUE:
I cannot run report from Favorite Report from Web Console using other non-domain computer. I got the error "500 internal server error" after run the report.

I got this message after enable error detail report after run report from Web.

PLEASE HELP ME!!!!!