How To Fix J3RM_RN099 - Man. method for material &1 can be only "Management by Material Number"

SAP Error Message - Details

• Message type: E = Error

• Message class: J3RM_RN - Message class for RN documents processing

• Message number: 099

• Message text: Man. method for material &1 can be only "Management by Material Number"

What causes this issue?

You have used <LS>Management by Material Number </>as the material
management method for this material in a previous period, but you are
trying to choose <LS>Management by Serial Number </>or <LS>Management by
Batch </>as its management method in the following period.

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?

Please use the same material management method as in the previous
period.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message J3RM_RN099 - Man. method for material &1 can be only "Management by Material Number" ?

  The SAP error message J3RM_RN099 indicates that there is an issue with the management method set for a specific material in the system. The message states that the management method for the material (denoted as &1) can only be "Management by Material Number." This typically occurs in the context of materials management and inventory control within SAP.
  Cause:
  The error is usually triggered when:
  
  The material in question is set up with a management method that is not compatible with the expected configuration. For example, it might be set to a method that is not "Management by Material Number."
  There may be inconsistencies in the material master data or configuration settings that do not align with the requirements for the specific material type or business process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master record for the affected material (transaction code MM03).
  Verify the management method set for the material. It should be set to "Management by Material Number."
  
  
  
  Change Management Method:
  
  If the management method is incorrect, you can change it using transaction code MM02 (Change Material).
  Navigate to the appropriate views (e.g., Basic Data, Purchasing, etc.) and ensure that the management method is set to "Management by Material Number."
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings in the SAP system related to material management. This can be done through transaction code SPRO (Customizing).
  Navigate to the relevant sections for material management and ensure that the settings align with the requirements for the materials you are working with.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to material management to understand the implications of different management methods and how they should be configured.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue through the above steps, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MM03: Display Material
  MM02: Change Material
  SPRO: Customizing Implementation Guide
  
  
  
  Material Management Concepts:
  
  Understanding the different management methods available in SAP and their implications on inventory and procurement processes.
  Familiarity with material types and their specific configurations in SAP.
  
  
  
  By following these steps, you should be able to identify the cause of the error and implement the necessary changes to resolve it.