InnoDB: Operating system error number 995 in a file operation.

MySQL version 2.0.46
for some special needs , i can not update mysql to an other version
the err log:
070604  9:08:35  InnoDB: Operating system error number 995 in a file operation.
InnoDB: See http://dev.mysql.com/doc/mysql/en/InnoDB.html
InnoDB: for installation help.
InnoDB: Some operating system error numbers are described at
InnoDB: http://dev.mysql.com/doc/mysql/en/Operating_System_error_codes.html
InnoDB: File name .\ibdata1
InnoDB: File operation call: 'Windows aio'.
InnoDB: Cannot continue operation.

i searched for solution in old mail lists and google for a long time
Help me!

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