You need to change the localuser profile from localuser to sadmin.
Step as below:
1.Login xampp -> http://localhost/xampp
2.Select tool ->phpMyAdmin
3.Login phpMyAdmin ->http://localhost/phpmyadmin/
4.Select DB ->ocsweb
5.select table -> operators
6.Check your localuser and replica
7.Chang the replica account group from "localuser" to "sadmin" and rename replica ID form "local account" to
"new account" -->exectue
8.Now you can user new account and password login the OCS server with "sadmin profile".