How To Fix CRM_MKTPF_PFMERK049 - You cannot set this attribute to "single value"

CRM_MKTPF_PFMERK049 - Overview

• Message type: E = Error

• Message class: CRM_MKTPF_PFMERK - Messages for Online Attribute Maintenance

• Message number: 049

• Message text: You cannot set this attribute to "single value"

What causes this issue?

A business partner already exists by which more than one value is
maintained for this attribute. For this reason, you cannot change the
type of attribute from multiple value to single value.

System Response

The requested change is not carried out.

How to fix this error?

Remove the assignment of this attribute to the business partner, or
create a new attribute of the desired type.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

CRM_MKTPF_PFMERK049 - Details

• The SAP error message CRM_MKTPF_PFMERK049 indicates that you are trying to set an attribute to "single value" in a context where it is not allowed. This typically occurs in the context of marketing or product management within the SAP Customer Relationship Management (CRM) module.
  
  Cause:
  
  Attribute Configuration: The attribute you are trying to set may be configured to accept multiple values, but you are attempting to assign it a single value.
  Data Model Restrictions: The data model or the specific context in which you are working may impose restrictions on how attributes can be set.
  Business Logic: There may be business rules or logic defined in the system that prevent certain attributes from being set to single values.
  
  
  Solution:
  
  Check Attribute Settings: Review the configuration of the attribute in question. Ensure that it is indeed meant to accept a single value. If it is configured for multiple values, you may need to adjust your approach.
  Modify Data