How To Fix PO120 - Select only one field in each case

SAP Error Message - Details

• Message type: E = Error

• Message class: PO - Spooler message

• Message number: 120

• Message text: Select only one field in each case

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 PO120 - Select only one field in each case ?

  The SAP error message PO120 ("Select only one field in each case") typically occurs when a user attempts to execute a transaction or report that requires a selection of specific fields, but multiple fields have been selected in a way that is not allowed by the system. This error is common in various SAP modules, particularly in purchasing and procurement processes.
  Cause:
  The error is triggered when:
  
  The user selects more than one field in a selection screen where only a single field is permitted.
  The selection criteria for a report or transaction are not aligned with the expected input format.
  
  Solution:
  To resolve the PO120 error, follow these steps:
  
  
  Review Selection Criteria: Go back to the selection screen where the error occurred. Check the fields you have selected.
  
  
  Select Only One Field: Ensure that you only select one field in the relevant section. If the selection screen indicates that only one field can be selected, remove any additional selections.
  
  
  Check Documentation: If you are unsure which fields can be selected together, refer to the documentation or help text associated with the transaction or report. This can provide guidance on the correct selection criteria.
  
  
  Test with Different Combinations: If you need to analyze data based on multiple criteria, consider running separate reports or transactions for each field instead of trying to combine them.
  
  
  Consult with SAP Support: If the issue persists or if you believe the error is occurring incorrectly, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes related to purchasing, such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), or ME23N (Display Purchase Order).
  SAP Notes: Check SAP Notes for any updates or patches that may address this error. You can search for relevant notes in the SAP Support Portal.
  User Training: Ensure that users are trained on the correct usage of selection screens in SAP to minimize the occurrence of this error in the future.
  
  By following these steps, you should be able to resolve the PO120 error and proceed with your SAP transactions successfully.