Anyone having trouble in CRM - Add forms (Lead, Account, Contact) not loading?

Anyone having trouble in CRM - Add forms (Lead, Account, Contact) not loading?

Hi all

CRM will not allow access to the Add, View or Edit forms on Account, Contact, Lead, Opportunity, etc  Any clues please?

Submitted on behalf of this user by paul.roussell@theintegrators.com - please copy me on any reply

Thanks