Web Adminstrative Access issue on Management/Other Inteface Port of Fortigate FG60D V5.2.5

[ptambi]

We are unable to access the Fortinet FG60D firewall on Administrative HTTP/HTTPS Port.

I have been getting following issue on this matter :

Webpage error details User Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E) Timestamp: Wed, 10 Aug 2016 13:56:12 UTC Message: Could not get the display property. Invalid argument. Line: 7 Char: 4797 Code: 0 URI: [link]https://192.168.168.99/25222/js/fweb_extra_all.js[/link] Message: '$j.layout.config' is null or not an object Line: 1 Char: 797 Code: 0 URI: [link]https://192.168.168.99/25222/js/index.js[/link] Message: Could not get the display property. Invalid argument. Line: 7 Char: 4797 Code: 0 URI: [link]https://192.168.168.99/25222/js/fweb_extra_all.js[/link] Message: Expected 'while' Line: 4 Char: 22991 Code: 0 URI: [link]https://192.168.168.99/25222/qed_list_all.js[/link] Message: 'YAHOO' is undefined Line: 1 Char: 18694 Code: 0 URI: [link]https://192.168.168.99/25222/navbar_all.js[/link] Message: Object doesn't support this property or method Line: 1 Char: 2422 Code: 0 URI: [link]https://192.168.168.99/25222/js/index.js[/link]

Please provide your support.

[ptambi]

Problem is resolved using Mozilla Firefox 47.0.0 on https.

IE8 was creating problem in opening the web page.