How To Fix WM665 - Only enter single values for the material number

WM665 - Overview

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 665

• Message text: Only enter single values for the material number

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 WM665 - Only enter single values for the material number ?

  The SAP error message WM665 ("Only enter single values for the material number") typically occurs in the Warehouse Management (WM) module when a user attempts to enter multiple material numbers in a field that only accepts a single value. This can happen in various transactions or screens where the system expects a single material number input.
  
  Cause:
  
  Multiple Material Numbers Entered: The user may have inadvertently entered multiple material numbers separated by commas, spaces, or other delimiters in a field that only allows for a single material number.
  Copy-Paste Issues: Copying and pasting from another source may inadvertently include multiple values.
  Incorrect Field Usage: The user may be using a field that is not designed to accept multiple entries.
  
  
  Solution:
  
  Check Input: Ensure that you are entering only one material number in the relevant field. Remove any additional numbers or characters.
  Use the Correct Field: Verify that you are using the correct field for entering the material