Re: NetDDE problem
- From: "Randy Birch" <rgb_removethis@xxxxxxxx>
- Date: Mon, 2 May 2005 22:54:26 -0400
Hmm ... on XP at least, NetDDE is present, but the services are disabled.
Both NetDDE services need to be set to Manual or Automatic, then started
before use. This relates to a security issue identified (rather verbosely)
at http://www.microsoft.com/technet/security/Bulletin/ms04-031.mspx
--
Randy Birch
MS MVP Visual Basic
http://vbnet.mvps.org/
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"NickHK" <TungCheWah@xxxxxxxxxxx> wrote in message
news:slod71t91e0uqhlu9ioqu585po0csdh0c0@xxxxxxxxxx
: Tom,
: According to:
: http://www.canon-sol.co.jp/wonder/Patch/sql80sp3p01_readme.html
:
: "Note: NetDDE is not supported on Windows XP SP2 or Windows 2003 and later
operating systems."
:
: NickHK
:
: On Mon, 2 May 2005 11:35:45 -0500, "Tom Landon" <trlhouston@xxxxxxxxx>
wrote:
:
: >Thanks Ken for trying to help.
: >
: >>> Could anyone with 2 networked computers take 10 minutes and write
: >>> Microsoft's code to verify my results? It's pretty simple, just a form
: >>> and a
: >>> textbox for each with almost nothing for code (none for the server, 5
: >>> lines
: >>> for the client).
: >>
: >> fwiw, I breifly tried to build a project using the info from that
article.
: >> VB6 textboxes don't have the same DDE settings as VB4/5 textboxes do
: >> (which is the versions the articles specify) so I bailed out.
: >
: >Ken, the only requirement for the textbox on the "server" is:
: > 2. Place a Textbox (Text1) on Form1 and set the Text Property to
"The
: >DDE Server is Running."
: > 3. Change the LinkMode Property of Form1 to "1 - Source."
: >
: >
: >This is perfectly compatible with the VB6 textbox.
: >
: >>
: >> I'm not sure but maybe this sample will help....
: >>
: >> Perform Interprocess Communication Using the DDE Management Library
: >> http://www.thescarms.com/vbasic/DDEML.asp
: >>
: >I have conversed several years ago with Eric and am familiar with DDEML.
: >That's not the problem. After installing SP2 on XP, something changed
with
: >NetDDE and it affects me greatly. My NetDDE server is a commercial
program
: >that supplies financial data. Without the ability to run this software
from
: >an XP SP2 computer, I'm stuck using Win2000 as an OS for the server.
: >
: >> Also,... have you tried "playing around" with Firewall settings? I know
: >> Rockwell has people run their "firewall utility" on PCs running SP2
: >> because they use ancient technology for communications. (don't buy
: >> rockwell software.... ever)
: >
: >I don't use the XP firewall, I use ZoneAlarm. I have thought that there
was
: >a possibility that enhancements in the firewall for XP could be a
problem.
: >But, I have found no way to even "ask" Microsoft about my problem. And,
: >since NetDDE is not often used these days, there are no questions being
: >asked on the groups. I'm in a rut, Ken. I need to find out if it is
: >"possible" for NetDDE to be a server on XP SP2. OR... what did Microsoft
do
: >to SP2 that created my problem. If there was any way you (or anyone else)
: >could take a few minutes and create the server and client from Microsoft
and
: >verify my results I would be so happy. At the most... ten minutes.
: >
: >I just want to know if NetDDE (as a server) is dead on XP SP2. I find
: >nothing in the Microsoft KB and don't have a way to ask them directly.
: >
: >To have to "disable" NetDDE services, then re-enable them into manual,
then
: >start the services to have a working NetDDE is a workable solution.
Not...
: >one I'm happy with though. I wish someone from Microsoft would see this
: >message and help and/or explain what SP2 has done to NetDDE.
: >
: >Once again,
: >
: >Thanks
: >
: >> --
: >> Ken Halter - MS-MVP-VB - http://www.vbsight.com
: >> Sign up now to help keep VB support alive -
http://classicvb.org/petition
: >> Please keep all discussions in the groups..
: >>
: >
:
.
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