Sharley,
Thank you for your further replies.
I didn't run " mysql_upgrade.exe ", after reading your reply I ran it.
Now I amfollowing your instructions. After doing this I'll post result.
=============================
I got this error log.
[Fri Jan 02 20:40:13 2009] [notice] Parent: Received shutdown signal -- Shutting down the server.
[Fri Jan 02 20:40:15 2009] [notice] Child 5528: Exit event signaled. Child process is ending.
[Fri Jan 02 20:40:16 2009] [notice] Parent: Child process exited successfully.
[Fri Jan 02 20:42:16 2009] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Fri Jan 02 20:42:17 2009] [notice] Apache/2.2.11 (Win32) DAV/2 mod_ssl/2.2.11 OpenSSL/0.9.8i mod_autoindex_color PHP/5.2.9-dev configured -- resuming normal operations
[Fri Jan 02 20:42:17 2009] [notice] Server built: Dec 10 2008 00:10:06
[Fri Jan 02 20:42:17 2009] [notice] Parent: Created child process 6280
[Fri Jan 02 20:42:18 2009] [warn] Init: Session Cache is not configured [hint: SSLSessionCache]
[Fri Jan 02 20:42:19 2009] [notice] Child 6280: Child process is running
[Fri Jan 02 20:42:19 2009] [notice] Child 6280: Acquired the start mutex.
[Fri Jan 02 20:42:19 2009] [notice] Child 6280: Starting 250 worker threads.
[Fri Jan 02 20:42:19 2009] [notice] Child 6280: Starting thread to listen on port 8080.
Mysql also made error logs.
090102 19:40:04 InnoDB: Started; log sequence number 0 43655
090102 19:40:04 [ERROR] Incorrect definition of table mysql.event: expected column 'sql_mode' at position 14 to have type set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','NOT_USED','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH'), found type set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','NOT_USED','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_Z
090102 19:40:04 [ERROR] Event Scheduler: An error occurred when initializing system tables. Disabling the Event Scheduler.
090102 19:40:04 [Note] K:\apm_packages\xampp\mysql\bin\mysqld-nt.exe: ready for connections.
Version: '5.1.30-community' socket: '' port: 3306 MySQL Community Server (GPL)
090102 20:18:47 [ERROR] Invalid (old?) table or database name '$g4[singo_reason_table]'
090102 20:41:58 [ERROR] Invalid (old?) table or database name '$g4[singo_reason_table]