i have installed CCM 4.2 on MCS 7845 H2....now when i go to service activation and try to activate any service(including call manager) when i click update nothing happens and on th eleft hand corner i see error on page messahe that yellow triangle....now guys why its happening ......i m going nuts....please urgent help me required.......even when i go to server page and try to change the name to IP for DNS it give sme the same thing.......