It had nothing to do with default programs or file type associations.....

But I had to system restore to fix it. So I guess it's fixed now.

Tried, didn't fix it

My default program for rtf files is wordpad. But this issue is also affecting iso files and rar files. (which would be opened with daemon tools and winrar respectively).
And when I change my...

That is not what the problem is here.

I had installed a program to convert some video files to a type I can play with an xbox.
After I downloaded the program I noticed a bunch of the icons on my desktop were now this:
84503

I...