i cant connect to postgresql db in bonita bpm 7.3

when i do coonector configuration . and tested it . bonita studio get abov error :

java.lang.reflect.InvocationTargetException
org.bonitasoft.engine.bpm.connector.ConnectorExecutionException: USERNAME=install | org.bonitasoft.engine.core.connector.exception.SConnectorException: org.bonitasoft.engine.connector.exception.SConnectorException: java.util.concurrent.ExecutionException: org.bonitasoft.engine.connector.exception.SConnectorException: org.bonitasoft.engine.connector.ConnectorException: java.sql.SQLException: No suitable driver found for jdbc:postgresql://HOSTNAME:PORT/DATABASE

pleas help me . how i can connect postgresql on community vesion 7.3
tanks

Copy the postgreql jar to the tomcat/lib folder…

regards
Seán

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