How To Fix MW333 - +/- sign or qty or unit not entered, or value invalid

MW333 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 333

• Message text: +/- sign or qty or unit not entered, or value invalid

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 MW333 - +/- sign or qty or unit not entered, or value invalid ?

  The SAP error message MW333 typically indicates that there is an issue with the quantity, unit of measure, or the sign of the quantity in a material document or transaction. This error can occur in various scenarios, such as during goods movements, inventory management, or when processing purchase orders.
  Causes of MW333 Error
  
  Missing Quantity: The quantity field may be left blank or not entered.
  Invalid Quantity: The quantity entered may not be a valid number (e.g., negative values where they are not allowed).
  Missing Unit of Measure: The unit of measure (UoM) may not be specified or is invalid.
  Incorrect Sign: The quantity may have an incorrect sign (e.g., a negative quantity where a positive is expected).
  
  Configuration Issues: There may be issues with the material master data or configuration settings related to the material or movement type.
  Data Entry Errors: Simple typographical errors during data entry can lead to this error.
  
  Solutions to MW333 Error
  
  Check Quantity