This is the Alert logs msg..

i could not able to diagnose it.. if u have time please teach me how to do that



Errors in file c:\oracle\product\10.2.0\db_1\admin\ost\bdump\ost_psp0_4908.trc:
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Tue Mar 02 16:55:12 2010
Errors in file c:\oracle\product\10.2.0\db_1\admin\ost\bdump\ost_psp0_1260.trc:
ORA-01519: error while processing file '' near line

Instance terminated by USER, pid = 5176
ORA-1092 signalled during: CREATE DATABASE OST
LOGFILE GROUP 1 ('C:/oracle/product/10.2.0/oradata/OST/redo01.log') SIZE 100M,
GROUP 2 ('C:/oracle/product/10.2.0/oradata/OST/redo02.log') SIZE 100M,
GROUP 3 ('C:/oracle/product/10.2.0/oradata/OST/redo03.log') SIZE 100M
DATAFILE 'C:/oracle/product/10.2.0/oradata/OST/system01.dbf' SIZE 325M REUSE
EXTENT MANAGEMENT LOCAL
SYSAUX DATAFILE 'C:/oracle/product/10.2.0/oradata/OST/sysaux01.dbf' SIZE 325M REUSE
DEFAULT TABLESPACE tbs_1
DEFAULT TEMPORARY TABLESPACE tempts1
TEMPFILE 'C:/oracle/product/10.2.0/oradata/OST/temp01.dbf'
SIZE 20M REUSE
UNDO TABLESPACE undotbs
DATAFILE 'C:/oracle/product/10.2.0/oradata/OST/undotbs01.dbf'
SIZE 200M REUSE AUTOEXTEND ON MAXSIZE UNLIMITED...