Exchange 2003 webmail change password error message

Error message: Error: Object required
Solution: regsvr32 c:\windows\system32\inetsrv\iisadmpwd\iispwchg.dll
Reference: http://support.microsoft.com/kb/894825

Error message: Error number: 5
Solution: Enable integrated authentication on the virtual directory in IIS Manager.
Reference: http://www.petri.co.il/forums/showthread.php?t=17617