Codesmith.Data , Rules, Rules.validation And

if you are using plinq the latest one
and could not compile the codesmith.data Because
changedObjects.AddedEntities
changedObjects.ModifiedEntities
changedObjects.RemovedEntities

Change to
changedObjects.Inserts
changedObjects.Updates
changedObjects.Deletes

Respectively.
And it should run now
add reference to the misssing Codesmith.data it includes all to the rules etc.

and also notice to change the DBML generated by codesmith, change the Encoding to utf-8 instead of utd-16

HOpe this help who are needed