DDE is Dynamic Data Exchange, a process Microsoft introduced in Windows 2.0 (1987) that allows a program to connect to, communicate with, or control other program(s).

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After ignoring DDE function, cannot open separate instances of Excel [duplicate]

I looked up a method of opening multiple files in separate instances of MS Excel, as I have both a landscape oriented and portrait oriented monitor and need to use both. The common method of doing so ...
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Opening local Excel 2010 files from Explorer takes several minutes

I am running Excel 2010 on Windows 7. For the last year I have had no problems, but today I find that if I try to open any file from Windows Explorer (e.g. by double-clicking it), or from an item ...
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Excel 2010 crashes: Excel.exe 0xc0000005 when trying to highlight from pivot table

One of our users uses pivot tables a lot. She often called me about Excel crashing from time to time without being able to reproduce the problem. Today we have found a way to reproduce the crash every ...
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76 views

Pressing Win+E takes a very long time as oposed to double clicking My Computer

I had a similar problem with Microsoft Office files. If I opened Microsoft Word, for example, and then Ctrl-O to open a file, it would work instantly. However, if I double clicked on a file, it took a ...
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48k views

Why does Access report it can't receive a command to its program?

I just upgraded to Windows 7, and when after reinstalling my MS Office, I have an interesting error. When I click on a database, I get a popup message "There was a problem sending the command to the ...
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8answers
12k views

Clicking hyperlinks in Email messages becomes painfully slow

Running Windows 7 (RC, 64 bit). Suddenly, today, after months without a problem, clicking on links has become extremely slow. I've noticed this in two places. (1) clicking hyperlinks in Outlook ...
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1k views

Fatal error: Acrobat failed to connect to DDE server

This is my problem: I can always open one PDF document in Acrobat Reader from Explorer, and sometimes more (especially soon after Windows restart). However, after some time it starts to fail: when I ...
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9k views

Auto: enable automotic update of links Ms-Excel?

How do I enable automatic updates of links for all users, even on other PCs? I have more than 20 excel sheets that are all linked and need to update. The problem is that sometimes users forget to ...
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78 views

Error adding right-click menu Edit option

I've followed the instructions to add an entry to the right-click menu, to add "Edit with Paint.NET" to the jpg right-click menu. However, Paint.NET produces the error: (The image type is not ...