APEX

hi..all
any experienced installing apex 4.2 to fresh install XE 11g?

because i always unsuccessfull with this code:

-- Now beginning upgrade. This will take several minutes.-------
-- Ensuring template names are unique -------
-- Migrating metadata to new schema -------
-- Switching Builder to new schema -------
-- Migrating SQL Workshop metadata -------

Warning: Package Body altered with compilation errors.

-- Upgrading new schema. -------
-- Copying preferences to new schema. -------
-- Upgrading Websheet objects. -------
begin
*
ERROR at line 1:
ORA-04063: package body "APEX_040200.WWV_FLOW_UTILITIES" has errors
ORA-06508: PL/SQL: could not find program unit being called:
"APEX_040200.WWV_FLOW_UTILITIES"
ORA-06512: at "APEX_040200.WWV_FLOW_UPGRADE", line 4962
ORA-06512: at line 4


ERRORS EXIST!!!
...There are 11 errors in the log table!
...Select upgrade_error from WWV_FLOW_UPGRADE_PROGRESS to review errors.
-- Upgrade is complete -----------------------------------------
timing for: Upgrade
Elapsed: 00:01:52.04
VIII. I N S T A L L O R A C L E A P E X A P P L I C A T I O N S
define "^" (hex 5e)
...Internal messages
APPLICATION 4411 - Oracle APEX System Messages and Native Types
Set Credentials...
Check Compatibility...
WWV_FLOW_API.FLOWS_API_LAST_EXTENDED20120101
WWV_FLOW_API.CURRENT_FLOWS_VERSION20120101
WWV_FLOW_API.IMPORT_COMPATIBLE_WITH_VERSION 20120101
WWV_FLOW_API.COMPATIBLE
Set Application ID...
begin
*
ERROR at line 1:
ORA-04063: package body "APEX_040200.WWV_FLOW_UTILITIES" has errors
ORA-06508: PL/SQL: could not find program unit being called:
"APEX_040200.WWV_FLOW_UTILITIES"
ORA-06512: at "APEX_040200.WWV_FLOW_AUDIT", line 70
ORA-06512: at line 3


Disconnected from Oracle Database 11g Express Edition Release 11.2.0.2.0 - Produ
ction