msxml3.dll error '80070008'

in my page i use xml to proceed an url and the results which url gives me i stored them in an array....i use microsoft sql server ,and asp..

below is my code and the error which gives me..
<%
'Dim strHost, strReferer
'strHost = Request.ServerVariables("HTTP_HOST")

'strReferer = Request.ServerVariables("HTTP_REFERER")

domainName=Request.Form("domainname")

Response.Buffer = true

Dim objXMLHTTP, xml, text

'Set xml=Server.CreateObject ("Microsoft.XMLHTTP")
'Or if this dosn't work then try :
Set xml=Server.CreateObject("MSXML2.ServerXMLHTTP")

xml.Open "GET", "http://grwhois.ics.forth.gr:800/plainwhois/plainWhois?domainName=" & domainName, false

xml.Send

text = xml.ResponseText
response.Write(text)

Set xml=Nothing

%>
in my page below of the above i check this and i dont know if it right...
<%if not(xml.text(domainName)) then%>
follows a form which if the user choose an domain which is availiable could register it.
<%else%>
follows another form which says to user that the domain which choose is not availiable and he could see to whom belongs the domain and try new check for domain
<%end if%>

the error which gives me is the below:

msxml3.dll error '80070008'

Not enough storage is available to process this command.

/gr/checkdomain.asp, line 31

what can i do.....im confused