How To Fix CRM_IU_DIT045 - Contact first name, last name or external ID not unique

CRM_IU_DIT045 - Overview

• Message type: E = Error

• Message class: CRM_IU_DIT - Message class for Data Import Tool - Framework - UI Part

• Message number: 045

• Message text: Contact first name, last name or external ID not unique

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_IU_DIT045 - Contact first name, last name or external ID not unique ?

  The SAP error message CRM_IU_DIT045 indicates that there is a problem with the uniqueness of contact information in the SAP Customer Relationship Management (CRM) system. Specifically, it suggests that the first name, last name, or external ID of a contact is not unique, which means that there are multiple entries in the system that share the same values for these fields.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is that there are already existing contacts in the CRM system with the same first name, last name, or external ID as the one you are trying to create or update.
  Data Import Issues: If you are importing data from an external source, it may contain duplicates that violate the uniqueness constraint.
  Incorrect Data Entry: Manual data entry errors can lead to unintentional duplicates.
  
  
  Solution:
  
  
  Check for Existing Contacts: Before creating a new contact, search the CRM system to see if a contact with the