Article ID: 2593042 - View products that this article applies to.
Various operation of CRM may fail when the CRMAppPool account is configured as a CRM user.
The CRMAppPool account is considered the “SYSTEM” user in CRM. It is not a true user, and shouldn’t be. It is allowed access in CRM through the PrivUserGroup in Active Directory, along with other groups that it is a member of on the CRM server and through internal CRM platform and application code.
Many CRM operations are called through the CRM API's udner the context of the SYSTEM user account. If the CRMAppPool user account is a CRM user these calls will run under the context of the CRM user and not the SYSTEM user and could fail to execute in various parts of CRM described in the Symptoms section.
Once this user is created it may cause various problems if the following is not met:
Please refer to the CRM Implementation Guide
(http://technet.microsoft.com/en-us/library/hh367322.aspx)for setting up service accounts.
(http://go.microsoft.com/fwlink/?LinkId=151500)for other considerations.