Jivtesh describes an error he got with Integration Manager in his latest post. The funny thing is that I got the same error the next day. Don’t worry, it’s an easy fix.
Integration Manager with GP 2010 Error
Development & IntegrationInstall, Upgrade & AdminGP 2010
Archived post from 2010. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.