Hi All, I am facing one problem. I want to read the log files of postgres. Actually our customer facing some problem in database. Continuously one error exception raised by the system. Error is: 2014-01-09 22:08:12.003, SEVERE, manager.Data Manager - Could not execute JDBC batch update; SQL [insert into MM_CONFIGURATION (NAME, CONFIGTYPE, CHECKEDOUT, DELETED, COLLECTIONID, CONFIGID) values (?, ?, ?, ?, ?, ?)]; constraint [null]; nested exception is org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update I want to read the data provided by the customer to the system in log files. Can you suggest me which log file I should go through and how? Regards Tarkeshwar -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general