How To Fix AR137 - Tax code 1 contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: AR - SSRV function module messages

• Message number: 137

• Message text: Tax code 1 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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AR137 - Tax code 1 contains invalid characters ?

  The SAP error message AR137, which states "Tax code 1 contains invalid characters," typically occurs when there is an issue with the tax code configuration in the system. This error can arise in various scenarios, such as during the posting of invoices, creation of purchase orders, or when processing financial transactions that involve tax codes.
  Cause:
  
  Invalid Characters: The tax code may contain characters that are not allowed, such as special characters, spaces, or incorrect formatting.
  Configuration Issues: The tax code may not be properly configured in the system, or it may not exist in the tax code master data.
  Data Entry Errors: Users may have entered the tax code incorrectly in the transaction or master data.
  System Settings: The system may have specific settings or restrictions on the format of tax codes that are not being adhered to.
  
  Solution:
  
  Check Tax Code: Verify the tax code being used in the transaction. Ensure that it is correctly entered and does not contain any invalid characters.
  Review Configuration: Go to the tax code configuration in the SAP system (Transaction code: OB40) and check if the tax code is defined correctly. Ensure that it adheres to the naming conventions and does not contain invalid characters.
  Correct Data Entry: If the tax code was entered manually, correct any mistakes in the entry. Ensure that it matches the defined tax codes in the system.
  Consult Master Data: Check the tax code master data (Transaction code: OBYZ) to ensure that the tax code exists and is active.
  Test with Different Codes: If possible, try using a different tax code that is known to be valid to see if the error persists.
  System Settings: Review any system settings or validation rules that may be affecting the tax code input.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to tax code validation.
  Documentation: Refer to SAP documentation for guidelines on tax code configuration and usage.
  User Roles: Ensure that the user has the necessary permissions to access and modify tax codes.
  Support: If the issue persists after checking the above points, 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 related to the AR137 error message in SAP.