ORA-24437: OCIStmtExecute called before OCIStmtPrepare2.
Cause: An attempt was made to execute a statement without first preparing it using OCIStmtPrepare2.
Action: Call OCIStmtPrepare2 before OCIStmtExecute.
Cause: An attempt was made to execute a statement without first preparing it using OCIStmtPrepare2.
Action: Call OCIStmtPrepare2 before OCIStmtExecute.
