How To Fix AM605 - Assignment of usage & to communication type & not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: AM - Business Address Services

• Message number: 605

• Message text: Assignment of usage & to communication type & not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AM605 - Assignment of usage & to communication type & not unique ?

  The SAP error message AM605 ("Assignment of usage & to communication type & not unique") typically occurs in the context of Asset Accounting (FI-AA) when there is an issue with the assignment of a usage type to a communication type. This error indicates that the system has found multiple assignments that conflict with each other, leading to ambiguity in how the system should process the data.
  Cause:
  
  Duplicate Assignments: The most common cause of this error is that there are multiple entries in the configuration that assign the same usage type to the same communication type. This can happen if the configuration was modified without proper checks for existing entries.
  Incorrect Configuration: There may be an incorrect or incomplete configuration in the system settings related to asset management, particularly in the area of communication types and usage types.
  
  Solution:
  To resolve the AM605 error, you can follow these steps:
  
  
  Check Configuration:
  
  Go to the configuration settings for Asset Accounting (Transaction code: SPRO).
  Navigate to the relevant section for defining communication types and usage types.
  Look for any duplicate entries that assign the same usage type to the same communication type.
  
  
  
  Remove Duplicates:
  
  If you find duplicate assignments, remove or adjust them to ensure that each usage type is uniquely assigned to a communication type.
  
  
  
  Review Customizations:
  
  If there are custom developments or enhancements in your SAP system, review them to ensure they are not causing conflicts in the assignment of usage types and communication types.
  
  
  
  Testing:
  
  After making changes, perform tests to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to Asset Accounting for any specific guidelines or updates that may pertain to your version of SAP.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the configuration, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OAOA (for defining usage types) and OAOE (for defining communication types).
  SAP Notes: Check for any SAP Notes that might address this specific error or provide additional insights into configuration best practices.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the cause of the AM605 error in your SAP system.