How To Fix PO171 - Enter a hex code

SAP Error Message - Details

• Message type: E = Error

• Message class: PO - Spooler message

• Message number: 171

• Message text: Enter a hex code

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.

What else can you do?

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message PO171 - Enter a hex code ?

  The SAP error message PO171, which states "Enter a hex code," typically occurs when the system expects a hexadecimal value but receives an invalid input. This error can arise in various contexts, such as when dealing with certain fields in transactions related to purchase orders, material management, or other areas where hexadecimal values are required.
  Cause:
  
  Invalid Input: The user may have entered a non-hexadecimal value (e.g., letters outside the range A-F or numbers outside the range 0-9).
  Field Configuration: The field may be configured to accept only hexadecimal values, and the input does not meet this requirement.
  Data Type Mismatch: The system may be expecting a specific data type that is not being provided.
  
  Solution:
  
  Check Input: Ensure that the value you are entering is a valid hexadecimal number. Hexadecimal values consist of digits 0-9 and letters A-F (case insensitive).
  Field Requirements: Review the field requirements in the transaction or program you are using to confirm that you are entering the correct type of data.
  Consult Documentation: If you are unsure about the expected input, refer to the SAP documentation or help files related to the specific transaction or module.
  System Configuration: If you believe the field should accept your input, consult with your SAP administrator or technical team to check if there are any configuration issues or if the field settings need to be adjusted.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: The error may occur in various transaction codes, so knowing the specific transaction can help in troubleshooting.
  User Training: Ensure that users are trained on the correct data entry formats to minimize the occurrence of such errors.
  Debugging: If you have access to debugging tools, you can analyze the program logic to see why the error is being triggered.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support or your internal IT team for further assistance.