Did you check the logfiles? Which version are you using 11g/12c?
i installed 11 g version,where can we check log file.please let me know
The Log files will be in below location. Refer to nqserver.log
Please let us know what is the OS on which you have done installation?
Please login to console (locolhost:7001/console) then go to Environment -> Servers and please check if BI_Server is running.
If it is not running then click on control tab select bi_server and start it. If you get an error please post a screenshot.
If BI_Server is running then check if opmnctl components are running.
depending upon your OS type opmnctl status. If it is not running type opmnctl startall. Please post if you get an error.