The list cannot be displayed in Datasheet view for one ore more of the following reasons

Issue:
If you try to open a SharePoint 2010 list within the "Datasheet View" the following error appears:
The list cannot be displayed in Datasheet view for one ore more of the following reasons:
   - A datasheet component compatible with Microsoft SharePoint Foundation is not installed.
   - Your Web browser does not support ActiveX controls.
   - A component is not properly configured for 32-bit or 64-bit support.

Solution:
There is a Microsoft component necessary to be able to use the "Datasheet View":
   - 2007 Office System Driver Data Connectivity Components
http://www.microsoft.com/downloads/en/details.aspx?FamilyID=7554f536-8c28-4598-9b72-ef94e038c891
After installing this package, you should be able to use the "DataSheet View".

If you have any questions you can reach out our SharePoint Consulting team here.