How To Fix AR099 - Field & contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: AR - SSRV function module messages

• Message number: 099

• Message text: Field & contains invalid characters

INCLUDE 'FORMATPRUEFUNG' OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message AR099 - Field & contains invalid characters ?

  The SAP error message AR099, which states "Field & contains invalid characters," typically occurs when a field in a transaction or data entry contains characters that are not allowed according to the system's validation rules. This can happen in various contexts, such as when entering data in a form, uploading data, or processing transactions.
  Causes:
  
  Invalid Characters: The field may contain special characters, spaces, or symbols that are not permitted. For example, if a field is supposed to contain only alphanumeric characters, any special characters (like @, #, $, etc.) would trigger this error.
  Field Length Exceeded: Sometimes, the error can also occur if the input exceeds the maximum length defined for that field.
  Incorrect Data Format: The data entered may not conform to the expected format (e.g., date formats, numeric formats).
  Custom Validation Rules: If there are custom validations implemented in the system, they may be rejecting the input based on specific criteria.
  
  Solutions:
  
  Check Input Data: Review the data entered in the field and ensure that it only contains valid characters. Remove any special characters or spaces that are not allowed.
  Verify Field Length: Ensure that the data does not exceed the maximum length defined for the field.
  Format Correction: Make sure that the data is in the correct format as expected by the system (e.g., date formats should match the expected format).
  Consult Documentation: Refer to the SAP documentation or help files for the specific transaction or module you are working with to understand the valid input criteria for the field.
  Custom Code Review: If the error is related to custom development, review the custom code or validation rules that may be causing the issue.
  Testing: If possible, test the input with different valid values to identify what specifically is causing the error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Depending on where the error occurs, you may want to look into specific transaction codes related to the module you are working with (e.g., MM, SD, FI).
  User Exits and BAdIs: If the error is due to custom validations, check for any user exits or BAdIs that might be affecting the input validation.
  
  If the issue persists after trying the above solutions, it may be helpful to consult with your SAP support team or a technical consultant who can provide more specific guidance based on your system configuration and the context of the error.