How To Fix WB856 - Make only one selection

SAP Error Message - Details

• Message type: E = Error

• Message class: WB - Messages for assortment list

• Message number: 856

• Message text: Make only one selection

What causes this issue?

You cannot select both a customer (or a class) and one of the
indicators for selecting no or all customers.

System Response

The system generates an error message and cancels processing.

How to fix this error?

Select:
a customer
a class or
one of the two indicators for customer selection.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WB856 - Make only one selection ?

  The SAP error message WB856 "Make only one selection" typically occurs when a user attempts to execute a transaction or report that requires a single selection criterion, but multiple selections have been made instead. This can happen in various contexts, such as when using selection screens in reports or transactions that expect a single input.
  Cause:
  
  Multiple Selections: The user has selected multiple options or criteria in a selection screen that only allows for one.
  Incorrect Input: The input fields may have been filled out incorrectly, leading to multiple selections being interpreted by the system.
  Configuration Issues: In some cases, the configuration of the report or transaction may not be set up to handle multiple selections.
  
  Solution:
  
  Review Selections: Go back to the selection screen and ensure that you are only making one selection. For example, if you are selecting a single company code, ensure that only one company code is checked or entered.
  Clear Unnecessary Inputs: If there are multiple fields filled out that should not be, clear the unnecessary inputs.
  Check Documentation: Refer to the documentation or help text associated with the transaction or report to understand the expected input format.
  Consult with SAP Support: If you believe the error is due to a configuration issue or if you are unsure about the selections, consult with your SAP support team or administrator for further assistance.
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes, so knowing the specific transaction you are working with can help in troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific transaction or report you are using.
  User Training: Ensure that users are trained on how to properly use selection screens in SAP to avoid common errors like this one.
  
  By following these steps, you should be able to resolve the WB856 error and proceed with your task in SAP.