How To Fix 12101 - Enter the material number

SAP Error Message - Details

• Message type: E = Error

• Message class: 12 - Herstelldatum/Mindesthaltbarkeitsdatum/Chargen

• Message number: 101

• Message text: Enter the material number

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 12101 - Enter the material number ?

  The SAP error message 12101, which states "Enter the material number," typically occurs when a user attempts to perform an action that requires a material number, but the field is either left blank or contains an invalid entry. This error is common in various transactions related to materials, such as creating or changing material master records, processing inventory, or executing purchase orders.
  Cause:
  
  Blank Field: The material number field is not filled in when it is required.
  Invalid Entry: The material number entered does not exist in the system or is not valid for the transaction being performed.
  Field Configuration: The field may be configured as mandatory in the transaction or screen layout, and the user has not provided a value.
  
  Solution:
  
  Enter Material Number: Ensure that you enter a valid material number in the required field. If you do not know the material number, you can use the search function (often represented by a magnifying glass icon) to find the correct material.
  Check for Typos: Verify that there are no typographical errors in the material number you are entering.
  Material Master Data: If you are unsure whether the material number exists, you can check the material master data using transaction codes like MM03 (Display Material) or MM01 (Create Material) to see if the material is defined in the system.
  Authorization: Ensure that you have the necessary authorizations to access the material master data. Lack of authorization might prevent you from seeing or entering certain material numbers.
  Consult Documentation: If you are working with a specific transaction, refer to the relevant SAP documentation or user manuals for guidance on the required fields.
  
  Related Information:
  
  Transaction Codes: Common transaction codes related to material management include MM01 (Create Material), MM02 (Change Material), MM03 (Display Material), and MIGO (Goods Movement).
  Material Types: Understand the different material types (e.g., raw materials, finished goods) and their implications in the material master.
  Field Settings: Check the field settings in the screen layout or configuration to see if the material number field is set as mandatory.
  SAP Notes: If the issue persists, consider checking SAP Notes or the SAP Community for any known issues or patches related to this error message.
  
  By following these steps, you should be able to resolve the error message 12101 and proceed with your transaction in SAP.