How To Fix QM683 - Quantity unit cannot be blank

SAP Error Message - Details

• Message type: E = Error

• Message class: QM - Messages for quality notifications

• Message number: 683

• Message text: Quantity unit cannot be blank

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?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 QM683 - Quantity unit cannot be blank ?

  The SAP error message QM683 ("Quantity unit cannot be blank") typically occurs in the Quality Management (QM) module when a quantity unit is required but not provided in a transaction or document. This error can arise in various contexts, such as during the creation of inspection lots, quality notifications, or when entering results.
  Cause:
  
  Missing Quantity Unit: The most common cause is that the quantity unit field is left blank when it is mandatory for the transaction you are trying to perform.
  Configuration Issues: There may be issues with the configuration of the material master or inspection plan that do not specify a default quantity unit.
  Data Entry Errors: Users may inadvertently skip the quantity unit field during data entry.
  
  Solution:
  
  Check Input Fields: Ensure that the quantity unit field is filled in correctly. If you are entering data manually, make sure to provide a valid unit of measure (e.g., pieces, kilograms, liters).
  Review Material Master: Check the material master record for the relevant material to ensure that the base unit of measure is defined correctly. You can do this by navigating to the material master (transaction code MM03) and reviewing the Basic Data view.
  Inspect Inspection Plan: If the error occurs during inspection lot creation, verify that the inspection plan associated with the material has the correct quantity unit defined.
  Default Settings: Ensure that default settings for quantity units are configured properly in the system. This can be done in the configuration settings for the QM module.
  User Training: Provide training to users on the importance of filling in all required fields, including the quantity unit, to avoid this error in the future.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MM03: Display Material Master
  QA01: Create Quality Notification
  QA32: Change Inspection Lot
  
  
  SAP Notes: Check for any SAP Notes related to this error message for additional guidance or patches that may address specific issues.
  Documentation: Refer to SAP documentation for Quality Management to understand the requirements for quantity units in various transactions.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the QM module for further assistance.