Error in exception can't figure out why?

Question

hi
iam new to oracle ..can't figure out the error in this code..
set serveroutput on
declare
e_m exception;
pragma_exception_init(e_m,-1400);
begin
insert into dept_dup(dno) values(nULL);
exception
when e then
raise_application_error(-20000,'exception e');
end;
thank u
rajiv

Answer 1

This compiles OK:
SQL>
SQL> set serveroutput on
SQL>
SQL> drop table dept_dup;
Table dropped.
SQL>
SQL> create table dept_dup(dno number);
Table created.
SQL>
SQL> declare
  2  e_m exception;
  3  pragma exception_init(e_m,-1400);
  4  begin
  5  insert into dept_dup(dno) values(NULL);
  6  exception
  7  when e_m then
  8  raise_application_error(-20000,'exception em');
  9  end;
10  /
PL/SQL procedure successfully completed.
SQL> show errors
No errors.
SQL>
SQL> exitReading the PL/SQL docs can also help: http://download-uk.oracle.com/docs/cd/B19306_01/appdev.102/b14261/errors.htm#sthref2000
Message was edited by:
Pierre Forstmann