1.logon to server from client computer from run, like "\\server" it will take credentials you have to logon it from Administrative credentials, after giving the credentials on client give the server IP instead of server name.
1) Sap Service Manager -> License Manager -> Settings -> Configure Security -> Logged in to System landscape director (by entering B1 site user password).
2) Previously, I had configured server with its name but I remove it and configured it with the IP address of server.
3) And then after refreshing, it showed all the DBs in companies section.
4) After this, SAP started working on all clients machines too.