Error while trying to open an added backend system in portal

Hi All,

I need one help.

I have added our Backend SAP SRM system in the Enterprise portal and it worked good.

But now if I try to open the added SRM system in the below path

System Administration à System Configuration à System Landscape -> portal contents -> system backends -> MY SRM(added system)

I am facing the error page cannot be displayed error as below

The page cannot be displayed

Explanation: There is a problem with the page you are trying to reach and it cannot be displayed.

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Try the following:

u2022 Refresh page: Search for the page again by clicking the Refresh button. The timeout may have occurred due to Internet congestion.

u2022 Check spelling: Check that you typed the Web page address correctly. The address may have been mistyped.

u2022 Access from a link: If there is a link to the page you are looking for, try accessing the page from that link.

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Technical Information (for support personnel)

u2022 Error Code: 500 Internal Server Error. The request was rejected by the HTTP filter. Contact the server administrator. (12217)

Please help me to solve it, Thanks a advance.

Thanks,

Senthil