Data Execution Prevention has caused Avast to stop working?

So I logged on to my computer and and it said that Avast has stopped working
also this has come up in the Problem Reports and Solutions bit

Problem : Stopped working Status: Not reported

Problem Event Name: BEX
Application Name: AvastSvc.exe
Application Version: 5.0.677.0
Application Timestamp: 4c8651fd
Fault Module Name: arPot.dll
Fault Module Version: 1.0.0.1
Fault Module Timestamp: 4ce299fd
Exception Offset: 00003f41
Exception Code: c0000005
Exception Data: 00000008
OS Version: 6.0.6000.2.0.0.768.3
Locale ID: 2057
Additional Information 1: d66e
Additional Information 2: 2bbe97e0ca417a6d1b5a933e629d30e5
Additional Information 3: a03f
Additional Information 4: 02aeb395ce3d15960a5b1e315c8e824b

Files that help describe the problem
Version.txt
AppCompat.txt
minidump.mdmp

View a temporary copy of these files
Warning: If a virus or other security threat caused the problem, opening a copy of the files could harm your computer.

Can you please upload the minidump.mdmp file, mentioned in this report, to
ftp://ftp.avast.com/incoming
Thanks.

sorry how do i upload the file to it?

You can e.g. open the mentioned URL in IE - and drag&drop the file there.
As for how to get the file on your computer - I believe that when you click the “View a temporary copy of these files” link in the window you pasted, it will show you the location.