How To Fix CMM_NB_MAT_KEYDATE012 - Invalid Period type

SAP Error Message - Details

• Message type: E = Error

• Message class: CMM_NB_MAT_KEYDATE - Near-by-Maturity Calculations

• Message number: 012

• Message text: Invalid Period type

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 CMM_NB_MAT_KEYDATE012 - Invalid Period type ?

  The SAP error message CMM_NB_MAT_KEYDATE012 with the description "Invalid Period type" typically occurs in the context of planning or forecasting in SAP, particularly when dealing with materials and their key dates. This error indicates that the system has encountered a period type that is not valid for the operation being performed.
  Causes:
  
  Incorrect Period Type: The period type specified in the planning or forecasting transaction may not be valid for the material or the planning scenario.
  Configuration Issues: The period types may not be properly configured in the system, or the settings may not align with the requirements of the planning process.
  Data Entry Errors: Users may have entered an incorrect period type manually, leading to this error.
  Master Data Issues: The material master data may not be set up correctly, which can affect the period type validity.
  
  Solutions:
  
  
  Check Period Type Configuration:
  
  Go to the configuration settings in SAP (transaction code SPRO) and navigate to the relevant area for planning and forecasting.
  Ensure that the period types are correctly defined and that they match the requirements of your planning scenario.
  
  
  
  Validate Input Data:
  
  Review the input data for the transaction that triggered the error. Ensure that the period type entered is valid and corresponds to the expected values for the material and planning context.
  
  
  
  Review Material Master Data:
  
  Check the material master data for the affected material. Ensure that all relevant fields, including planning parameters, are correctly filled out.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for guidance on valid period types for your specific planning scenario.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD01 (MRP Run), MD02 (Single-item, Multi-level planning), or MD04 (Stock/Requirements List) to understand where the error might be occurring.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide patches or additional information on known issues.
  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.