Ok go to this site:
http://www.dll-files.com/dllindex/dll-files.shtml?msdart
and you'll find a page like this one below:
double click:
Click Here To Go To The Download Of msdart.dll
You'll have the dispaly below:
Double click:
Download msdart.dll
You'll have a display page like the one below:
Click
Save and you'll have the following display:
Make sure that you choose
Desktop and then click
Save. You'll see this:
After downloading you'll find this file on your desktop:
Now right-click this file and click
Winzip then
Extract To Here
Once done you'll find a file called msdart.dll (see the picture below)
Now right click msdart.dll and click
Copy
Double click
My Computer, then double click your drive (
C), then double click the folder
Windows, then double click the folder
System32.
Now press CTRL+V together
You'll see a picture like this:
Just click
Yes
Now restart your computer and see if your problem is solved