How To Fix MPE_CM_EFFECTIVITY031 - Enter a unitized material

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_CM_EFFECTIVITY - Message Class for Parameter Effectivity

• Message number: 031

• Message text: Enter a unitized material

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 MPE_CM_EFFECTIVITY031 - Enter a unitized material ?

  The SAP error message MPE_CM_EFFECTIVITY031 typically indicates that a unitized material is required in the context of a specific operation or transaction. This error often arises in scenarios involving material management, production planning, or when dealing with configurable materials in SAP.
  Cause:
  The error occurs when the system expects a unitized material (a material that is defined with a specific unit of measure) but the input provided does not meet this requirement. This can happen due to:
  
  Incorrect Material Type: The material being processed may not be defined as a unitized material in the system.
  Missing Unit of Measure: The material may not have a valid unit of measure assigned, or the unit of measure used in the transaction does not match the expected unit.
  Configuration Issues: If the material is configurable, there may be issues with the configuration settings that prevent the system from recognizing it as unitized.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Verify that the material is defined correctly and has a valid unit of measure assigned.
  Ensure that the material type is appropriate for the transaction you are trying to perform.
  
  
  
  Review Unit of Measure Settings:
  
  Check the unit of measure settings in the material master.
  Ensure that the base unit of measure is set correctly and that any alternative units of measure are also defined.
  
  
  
  Configuration Settings:
  
  If the material is configurable, check the configuration settings to ensure that all required characteristics and values are defined.
  Make sure that the configuration profile is set up correctly to allow for unitized materials.
  
  
  
  Transaction Context:
  
  Review the context in which the error occurs. Ensure that you are using the correct transaction and that all required fields are filled out correctly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance related to the error message and the context in which it appears.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), MM02 (Change Material), and CS01 (Create Material BOM) that may be involved in the process.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  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 the cause of the error and implement a solution to resolve it.