I am getting the following when trying to install the CRM 2015 plugin for Outlook:
I have Outlook 2010 32 bit version installed and I downloaded the 32 bit version of the CRM 2015 Outlook plugin. thanks, Stephen
This issue was caused by a duplication of ID's in the Sitemap as documented in this blog post:
UNABLE TO CONFIGURE OUTLOOK CLIENT AFTER UPGRADE TO CRM 2015