CRM2011 Crashing

Hi,

OUTLOOK keeps crashing when I try and use CRM2011 Outlook plugin. I get the following error message:

Problem Event Name: CRMUnmanaged

  Problem Signature 01: 5.0.9690.3448

  Problem Signature 02: OUTLOOK.EXE

  Problem Signature 03: 0

  Problem Signature 04: System.OutOfMemoryException[Managed]

  OS Version: 6.1.7601.2.1.0.256.1

  Locale ID: 2057

Can someone help please? I am using OUTLOOK 2010

Thanks

carlo