server does not appears to be a valid central administration server

Hi All,

I have a backup exec 2010 R2 server installed and configured as a central administration server.  I have installed backup exec 2010 on another server manually and when I select the managed server option and enter the CAS server name then I am getting error "server does not appears to be a valid central administration server".  i tried to use set central administration server option and BEUtility option but same error getting. anyone can help me.

Thanks

Agha