While performing an update to some code originally written for CRM 3.0 which I was upgrading to 4.0 and using the new 2007 version of the web services, I found myself getting an unusual error during one of the callouts. The code created a new custom entity from the data in an existing entity. This code was orginally written by another party and I"m not sure why they didn't use the mapping features in CRM to do this but it was coded manually. The entity with typecode '8' was not found in the Metadata...