After uninstalling MariaDb 5.3.5, I tried installing MariaDb 5.5.22 RC 32 bit on winXP SP2 and SP3 but install reports an error and rolls back. Reason not given.

Installed OK on the win7 computer

InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\french\, Size: 48523
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\german\, Size: 54664
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\greek\, Size: 53837
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\hungarian\, Size: 47747
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\italian\, Size: 48909
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\japanese\, Size: 49058
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\korean\, Size: 50189
InstallFiles: File: mysql_system_tables.sql, Directory: C:\Program Files\MariaDB 5.5\share\, Size: 29134
InstallFiles: File: mysql_system_tables_data.sql, Directory: C:\Program Files\MariaDB 5.5\share\, Size: 3274
InstallFiles: File: mysql_test_data_timezone.sql, Directory: C:\Program Files\MariaDB 5.5\share\, Size: 10371
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\norwegian\, Size: 47111
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\norwegian-ny\, Size: 47165
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\polish\, Size: 47733
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\portuguese\, Size: 50115
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\romanian\, Size: 48847
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\russian\, Size: 62609
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\serbian\, Size: 49560
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\slovak\, Size: 47599
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\spanish\, Size: 48755
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\swedish\, Size: 47926
InstallFiles: File: errmsg.sys, Directory: C:\Program Files\MariaDB 5.5\share\ukrainian\, Size: 57131
Action 18:58:50: CreateDatabaseRollback.
Action 18:58:50: CreateDatabase. Running mysql_install_db.exe
CAQuietExec: Running bootstrap
CAQuietExec: ERROR: Cannot write to mysqld's stdin
CAQuietExec: FATAL ERROR: database creation failed
CAQuietExec: http://kb.askmonty.org/v/installation-issues-on-windows contains some help
CAQuietExec: for solving the most common problems. If this doesn't help you, please
CAQuietExec: leave a comment in the knowledge base or file a bug report at
CAQuietExec: Error 0x80070001: Command line returned an error.
CAQuietExec: Error 0x80070001: CAQuietExec Failed