How To Fix CKBK028 - Quantity without quantity unit is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: CKBK - Messages of the Valuation Functions

• Message number: 028

• Message text: Quantity without quantity unit is not allowed

What causes this issue?

For variable items (V) you have to enter a quantity unit for each
quantity. You do not have to enter a quantity unit if:
you also enter the price without price quantity unit, or
you only enter the overall value in addition to the quantity.

System Response

The quantity is not changed.

How to fix this error?

Either enter a quantity unit or remove price quantity unit &v1& as
appropriate.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CKBK028 - Quantity without quantity unit is not allowed ?

  The SAP error message CKBK028, which states "Quantity without quantity unit is not allowed," typically occurs in the context of inventory management, material management, or when dealing with batch management in SAP. This error indicates that a quantity is being entered or processed without an associated unit of measure, which is required for proper inventory tracking and management.
  Cause:
  
  
  Missing Unit of Measure: The most common cause of this error is that a quantity is being entered without specifying a unit of measure (UoM). For example, if you are trying to post a goods movement or create a material document, and you enter a quantity but do not specify whether it is in pieces, kilograms, liters, etc.
  
  
  Configuration Issues: There may be issues with the material master data configuration, where the unit of measure is not properly defined for the material in question.
  
  
  Data Entry Errors: Users may inadvertently skip the unit of measure field during data entry, leading to this error.
  
  
  Batch Management: If you are working with batch-managed materials, the batch may not have a defined unit of measure.
  
  
  Solution:
  
  
  Check Input Fields: Ensure that when entering quantities, you also specify the unit of measure. For example, if you are entering a quantity of 10, make sure to specify whether it is 10 pieces, 10 kg, etc.
  
  
  Review Material Master Data: Go to the material master record (transaction code MM03) and check the unit of measure settings. Ensure that the base unit of measure and any alternative units of measure are correctly defined.
  
  
  Batch Information: If applicable, check the batch information for the material to ensure that it has a defined unit of measure.
  
  
  User Training: Provide training to users on the importance of entering both quantity and unit of measure to avoid this error in the future.
  
  
  Debugging: If the error persists and you suspect it may be due to a system issue, consider debugging the transaction or checking the application logs for more detailed error messages.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), MIGO (Goods Movement), and MB1A (Goods Withdrawal) to manage materials and quantities effectively.
  Unit of Measure Configuration: Understand how to configure units of measure in SAP, including defining conversion factors between different units.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be specific fixes or updates provided by SAP.
  
  By addressing the above points, you should be able to resolve the CKBK028 error and ensure that quantities are always accompanied by the appropriate unit of measure in your SAP transactions.