How To Fix AR004 - Postal code may only contain numbers

AR004 - Overview

• Message type: E = Error

• Message class: AR - SSRV function module messages

• Message number: 004

• Message text: Postal code may only contain numbers

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Error message extract from SAP system. Copyright SAP SE.

AR004 - Details

• The SAP error message AR004, which states "Postal code may only contain numbers," typically occurs when a user attempts to enter a postal code that contains invalid characters, such as letters or special symbols. This error is common in scenarios where postal codes are expected to be numeric only, such as in address data entry forms.
  
  Cause:
  
  Invalid Input: The user has entered a postal code that includes letters, spaces, or special characters.
  Field Configuration: The field for postal code may be configured to accept only numeric values, leading to this error when non-numeric characters are entered.
  Data Migration Issues: If data has been migrated from another system, it may contain invalid postal code formats.
  
  
  Solution:
  
  Check Input: Ensure that the postal code being entered consists only of numbers. Remove any letters, spaces, or special characters.
  Field Validation: Review the field settings in the SAP system to confirm that it is configured to accept only numeric values.