SHUTDOWN IMMEDIATE;
STARTUP MOUNT;
ALTER SYSTEM ENABLE RESTRICTED SESSION;
ALTER DATABASE OPEN;
ALTER DATABASE CHARACTER SET INTERNAL_USE CL8MSWIN1251;
SHUTDOWN;
STARTUP;

#HEAD# #FORM_OPEN# ORA- 06550 : line  2 , column  0 : PLS- 00103 : 
Encountered the symbol "end-of-file" when expecting one of the following: 
begin case declare exit for goto if loop mod null pragma raise return select update while with 
<< close current delete fetch lock insert open rollback savepoint set sql execute commit forall merge pipe

Unable to run page sentry in application  4500 .Return to application. id="page-header"> 
#LOGO#
#NAVIGATION_BAR#
&HELP.
#SUCCESS_MESSAGE##NOTIFICATION_MESSAGE##GLOBAL_NOTIFICATION#
#REGION_POSITION_01#
#REGION_POSITION_02# 
#REGION_POSITION_04#
.......

SHUTDOWN IMMEDIATE;
STARTUP MOUNT;
ALTER SYSTEM ENABLE RESTRICTED SESSION;
ALTER DATABASE OPEN;
ALTER DATABASE CHARACTER SET INTERNAL_USE AL32UTF8;
SHUTDOWN;
STARTUP;