Could not load file or assembly ‘xxx’ or one of its dependencies. An attempt was made to load a program with an incorrect format

Sounds like one part of the project is being built for x86-only while the rest is being built for any CPU/x64. This bit me, too. Are you running an x64 (or uh… IA64)?

Check the project properties and make sure everything is being built for “Any CPU”. f you’re in Visual Studio, you can check for everything by going to the “x86” or “Any CPU” menu (next to the “Debug”https://stackoverflow.com/”Release” menu) on the toolbar at the top of the screen and clicking “Configuration Manager…”

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