I have this error in sitemap wordpress plugins. How can i fix this ? thank you

Warning: is_readable() [function.is-readable]: open_basedir restriction in effect. File(D:\Inetpub\vhosts\bloghaiphong.com\httpdocs/wp-content/plugins/D:\Inetpub\vhosts\bloghaiphong.com\httpdocs\wp-content\plugins\google-sitemap-generator/lang/sitemap-vi.mo) is not within the allowed path(s): (D:\Inetpub\vhosts\bloghaiphong.com\httpdocs\;C:\W indows\Temp\) in D:\Inetpub\vhosts\bloghaiphong.com\httpdocs\wp-includes\l10n.php on line 339
OS Microsoft Windows Server 2008 R2 Service Pack 1
Panel version 11.0.9 Update #25, last updated at Nov 13, 2012 12:58 PM