Patch Oracle Application Express Release 4.0.2

Oracle Application Express Release 4.0.2 was released on November 19, 2010. We can check Patch Set Notes and download APEX 4.0.2. Or download patch number 10173973 from metalink
After download patch, I patch on my apex.
- Check version an disable Oracle XML DB HTTP Server

SQL> select version from dba_registry where comp_id='APEX';

VERSION
------------------------------
4.0.1.00.03

SQL> EXEC DBMS_XDB.SETHTTPPORT(0);

PL/SQL procedure successfully completed.

SQL> commit;

Commit complete.

SQL> SELECT DBMS_XDB.GETHTTPPORT FROM DUAL;

GETHTTPPORT
-----------
0

- Install patch

$ ls p10173973_112020_Generic.zip
p10173973_112020_Generic.zip

$ unzip p10173973_112020_Generic.zip

$ cd patch

SQL> connect / as sysdba

SQL> @apxpatch.sql

- Updating the Images Directory

SQL> @apxldimg.sql /tmp/patch

- Enable Oracle XML DB HTTP Server

SQL> EXEC DBMS_XDB.SETHTTPPORT(8080);

PL/SQL procedure successfully completed.

SQL> commit;

Commit complete.

- Check version

SQL> select version from dba_registry where comp_id='APEX';

VERSION
------------------------------
4.0.2.00.06