I think what you said is correct. I modified schema mapping but now am getting the connection error - DBD: ERROR:ERROR: Could not connect to [jdbcracle:thin:@f365-TS:1521rcl]DBD: DBD: *******************************************************DBD: SQLException occured in JdbcCheckup:MakeConnection()DBD: Exception Message: Io exception: The Network Adapter could not establish the connectionDBD: Vendor Error Code: 17002DBD: SQL state: nullDBD: *******************************************************DBD: DBD: *******STACK TRACE*************