The building up of a QueryExpression in CRM 4.0 SDK is a bit different than it was in 3.0 because of the introduction of generics to .NET, and is less dependant on arrays than it was in the past. Our PluginHelper project had a method that allowed the user to retrieve a Dynamic Entity based on the primary key, but I needed a way to retrieve Dynamic Entities based on other properties. [More]

A rather annoying error came in the form of 0x80040237 (DuplicateRecord: Operation failed due to a SQL integrity violation) when using the Plugin Registration Tool. I had written the plugin and put it on the dev server to test it in various scenarios and when I was confident it was bug free. [More]

I'm writing a CRM 4.0 plugin and have encountered this error. A bit of debugging helped me see what was going on. [More]