Hi, Im trying to run a web application from tomcat which connects to a database on postgresql 8.1.3.... But when it tries to connect to a database.....an E 101 Exception occured while retrieving results. is shown When I checked up the logs of tomcat.....I could see.. SQLException [ERROR: No parser with id 17555]; nested exception is org.postgresql.util.PSQLException: ERROR: No parser with id 17555 Please advise Danish