How To Fix M2102 - Enter period in the format __-YYYY

SAP Error Message - Details

• Message type: E = Error

• Message class: M2 - LIS: Generating and updating info structures

• Message number: 102

• Message text: Enter period in the format __-YYYY

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M2102 - Enter period in the format __-YYYY ?

  The SAP error message M2102, which states "Enter period in the format __-YYYY," typically occurs when a user is trying to enter a period in a transaction or report that requires a specific date format. The error indicates that the system expects the period to be entered in a specific format, which usually consists of a two-character month followed by a hyphen and the four-digit year (e.g., "01-2023" for January 2023).
  Cause:
  
  Incorrect Format: The user may have entered the period in an incorrect format, such as using a different separator (e.g., a slash or a dot) or omitting the month.
  Empty Input: The input field for the period may be left blank, which triggers the error.
  System Settings: The system may have specific settings or configurations that enforce a particular date format.
  
  Solution:
  
  Correct Format: Ensure that you enter the period in the correct format, which is typically "MM-YYYY" (e.g., "01-2023").
  Check Input Field: Make sure that the input field is not empty and that you are providing a valid month and year.
  Consult Documentation: If you are unsure about the required format, consult the SAP documentation or help resources related to the specific transaction or report you are using.
  User Training: If this error occurs frequently, consider providing training or guidance to users on the correct input formats required by the system.
  
  Related Information:
  
  SAP Version: The exact format requirements may vary slightly depending on the version of SAP you are using, so it's important to refer to the specific documentation for your version.
  Localization Settings: Be aware that localization settings in SAP can affect date formats. Ensure that your user profile settings are configured correctly for your region.
  Transaction Codes: This error can occur in various transaction codes related to material management, financial reporting, or other modules where date inputs are required.
  
  If the problem persists after following these steps, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.