How To Fix CRM_ERMS_CAT_MSG312 - Category "&1": no assignment type found for link type "&2"

CRM_ERMS_CAT_MSG312 - Overview

• Message type: E = Error

• Message class: CRM_ERMS_CAT_MSG - Coherent Categorization - Messages

• Message number: 312

• Message text: Category "&1": no assignment type found for link type "&2"

What causes this issue?

The objects cannot be merged because the assignment type setting still
has to be selected in the category "&V1&" of the subordinate schema for
the link type "&V2&". Define the assignment type of the link type "&V2&
"in the table CRMC_ERMS_CAT_LT.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CRM_ERMS_CAT_MSG312 - Details

• The SAP error message CRM_ERMS_CAT_MSG312 indicates that there is an issue with the assignment type for a specific category in the CRM (Customer Relationship Management) system. This error typically arises when the system is unable to find a valid assignment type for the specified link type in the context of the CRM's Enterprise Resource Management System (ERMS).
  
  Cause:
  
  Missing Configuration: The most common cause of this error is that the assignment type for the specified category and link type has not been configured in the system.
  Incorrect Link Type: The link type being referenced may not be valid or may not have been set up correctly in the system.
  Data Inconsistency: There may be inconsistencies in the data or configuration settings that lead to the system being unable to find the appropriate assignment type.
  
  
  Solution:
  
  
  Check Configuration:
  
  Navigate to the configuration settings for the CRM system.
  Ensure that the assignment types are correctly defined for the relevant categories