Please exclude the following files from your Antivirus Software (not sure what version of you are using):
Note: If using a software firewall besides the built in Windows Firewall you'll need to exclude them from it as well
For Windows XP:
C:\Program Files\Malwarebytes' Anti-Malware\mbam.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbamgui.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbampt.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbamservice.exe
C:\Program Files\Malwarebytes' Anti-Malware\ mbamscheduler.exe
For Windows Vista or Windows 7 & 8:
C:\Program Files\Malwarebytes' Anti-Malware\mbam.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbamgui.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbampt.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbamservice.exe
C:\Program Files\Malwarebytes' Anti-Malware\ mbamscheduler.exe
For 64 bit versions of Windows Vista or Windows 7 & 8:
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbam.exe
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamgui.exe
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbampt.exe
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamservice.exe
C:\Program Files (x86)\Malwarebytes' Anti-Malware \ mbamscheduler.exe
Note: If using a software firewall besides the built in Windows Firewall you'll need to exclude MBAM.EXE and MBAMSERVICE.EXE from it as well
Note: Once that's done, please make sure that if either of those programs has any sort of web filter, that you add the following as a trusted site:
data-cdn.mbamupdates.com
The FAQ contains examples of setting file exclusions for some known AV products
http://forums.malwarebytes.org//index.php?showtopic=10138