Do not open the file attachment called happy99.exe
this is a virus that attaches onto emails that you send
away.

problem it causes:
    can't send attachment
    having problems sending mail
 

 
Solution:

1. Search in your Computer for 3 files:

ska.exe
ska.dll
happy99.exe

delete all of them.
 

2. shut down your computer, choosing the shutdown to ms-dos prompt:

you arrive at c:\windows

type the following:

cd system  <enter>

del wsock32.dll <enter>

ren wsock32.ska wsock32.dll <enter>