How To Fix 8B798 - The bar code number contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: 8B - Localization (Brazil)

• Message number: 798

• Message text: The bar code number contains invalid characters

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 8B798 - The bar code number contains invalid characters ?

  The SAP error message 8B798 indicates that the barcode number you are trying to use contains invalid characters. This error typically arises when the barcode data does not conform to the expected format or character set defined in the SAP system.
  Causes:
  
  Invalid Characters: The barcode may contain characters that are not allowed, such as special characters, spaces, or unsupported alphanumeric characters.
  Incorrect Barcode Format: The barcode may not adhere to the required format for the specific type of barcode being used (e.g., Code 39, Code 128, etc.).
  Data Entry Errors: Manual entry of the barcode number may have introduced typos or incorrect characters.
  Configuration Issues: The system may not be configured to recognize the specific barcode type or format being used.
  
  Solutions:
  
  Check the Barcode Number: Review the barcode number for any invalid characters. Ensure that it only contains the characters allowed for the specific barcode type.
  Use Supported Characters: Ensure that the barcode only includes valid characters. For example, Code 39 supports uppercase letters, numbers, and a few special characters (like -, ., space, $, /, +, %).
  Verify Format: Make sure the barcode is in the correct format as required by the SAP system. If you are using a specific barcode type, ensure that the data conforms to its specifications.
  Data Entry Validation: If the barcode is being entered manually, consider implementing validation checks to prevent invalid entries.
  Configuration Review: Check the SAP configuration settings related to barcode processing. Ensure that the system is set up to recognize the barcode type you are using.
  Consult Documentation: Refer to SAP documentation or guidelines for barcode formats and requirements specific to your version of SAP.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to barcode processing.
  User Manuals: Review user manuals or training materials for guidance on barcode usage within your specific SAP module.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue causing the error message 8B798 in SAP.