How To Fix /SAPAPO/MA820 - Invalid period (contains characters other than 0-9)

/SAPAPO/MA820 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 820

• Message text: Invalid period (contains characters other than 0-9)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MA820 - Invalid period (contains characters other than 0-9) ?

  The SAP error message /SAPAPO/MA820 Invalid period (contains characters other than 0-9) typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user attempts to enter a period value that contains invalid characters. This error indicates that the system expects a numeric value (composed only of digits 0-9) for the period, but the input provided contains non-numeric characters.
  
  Cause:
  
  Invalid Input: The most common cause is that the user has entered a period value that includes letters, special characters, or spaces.
  Data Format Issues: The input might be formatted incorrectly, such as including leading zeros or being in an unexpected format.
  Copy-Paste Errors: Sometimes, copying and pasting values from other sources (like Excel) can introduce hidden characters or formatting issues.
  
  
  Solution:
  
  Check Input: Ensure that the period value you are entering consists only of numeric digits (0-9). Remove any non-numeric characters.
  Correct Format: If the period is expected to be in a specific