Here is the solution. Useful to someone. 1) stop jasperreports server service2) in C:Jaspersoftjasperreports-server-cp-5.6.1apache-tomcatwebappsjasperserverWEB-INFweb.xml add <resource-ref><description>ClearScadaDataSource</description><res-ref-name>jdbc/OdbcClient</res-ref-name><res-type>javax.sql.DataSource</res-type><res-auth>Container</res-auth></resource-ref>3) in C:Jaspersoftjasperreports-server-cp-5.6.1apache-tomcatwebappsjasperserverMETA-INFcontext.xml add <Resource name ="jdbc/OdbcClient" auth="Container" type="javax.sql.DataSource"driverClassName="sun.jdbc.odbc.JdbcOdbcDriver"url="jdbc:odbc:OdbcClient"servicename="OdbcClient" username="su" password="su"maxActive="20" maxIdle="10" maxWait="20000"/> 4) start jasper service then in login in JasperServer like admin/superuser5) add new DataSource 6) Enjoy! Best regards, Aleksey.