Could you please change the following entry:
[Windows Live Mail*]
LangSecRef=3025
Detect=HKCU\Software\Microsoft\Windows Live Mail
Default=False
Warning=this will reset the read counts, which will be recaculated when WLMail is started.
RegKey1=HKCU\Software\Microsoft\Windows Live Mail|SearchFolderVersion
FileKey1=%LocalAppData%\Microsoft\Windows Live Mail\Backup|*.*|REMOVESELF
FileKey2=%LocalAppData%\Microsoft\Windows Live Mail|edb0*.log