How To Fix M3419 - Serial numbers can be managed only if base unit of measure is discrete

SAP Error Message - Details

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 419

• Message text: Serial numbers can be managed only if base unit of measure is discrete

What causes this issue?

You wanted to specify a serial number profile. However, this requires
the base unit of measure to be discrete (such as <LS>piece</> or
<LS>pallet</>). The unit of measure you have entered is not discrete
because it can be converted into other units of measure of the same
<DS:GLOS.3526C2A3AFAB52B9E10000009B38F974>dimension</> (for example,
kilograms to grams in the case of the dimension <LS>weight</>).

System Response

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

How to fix this error?

Enter a base unit of measure that is discrete, that is, dimensionless.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M3419 - Serial numbers can be managed only if base unit of measure is discrete ?

  The SAP error message M3419 indicates that serial numbers can only be managed if the base unit of measure (UoM) for the material is set to a discrete unit. This error typically arises when you attempt to manage serial numbers for a material that is not defined with a discrete UoM.
  Cause:
  
  Base Unit of Measure: The material in question is defined with a base unit of measure that is not discrete (e.g., kilograms, liters, etc.). Serial numbers are typically used for items that are counted individually, such as machines, tools, or electronic devices.
  Material Master Configuration: The material master record may not be configured correctly to support serial number management.
  
  Solution:
  To resolve this error, you need to ensure that the material is set up with a discrete base unit of measure. Here are the steps to do this:
  
  
  Check Material Master:
  
  Go to the Material Master (Transaction Code: MM02).
  Enter the material number and select the appropriate views (e.g., Basic Data, Sales, Purchasing).
  Check the "Base Unit of Measure" field. It should be set to a discrete unit (e.g., each (EA), pieces (PC), etc.).
  
  
  
  Change Base Unit of Measure:
  
  If the base unit of measure is not discrete, you will need to change it. Note that changing the base unit of measure can have implications on existing stock and transactions, so it should be done with caution.
  If necessary, create a new material with the correct base unit of measure and transfer stock to the new material.
  
  
  
  Check Serial Number Profile:
  
  Ensure that the serial number profile assigned to the material allows for serial number management.
  You can check this in the material master under the "Plant Data / Storage" view.
  
  
  
  Consult with Your SAP Team:
  
  If you are unsure about making changes to the material master, consult with your SAP functional team or a consultant who specializes in materials management.
  
  
  
  Related Information:
  
  Serial Number Management: This feature is used to track individual items throughout their lifecycle, from production to sales and service.
  Base Unit of Measure: This is the unit in which the material is managed in inventory. It is crucial for inventory management and logistics processes.
  Material Master Data: Proper configuration of the material master is essential for effective inventory management and compliance with business processes.
  
  By ensuring that the material is set up correctly with a discrete base unit of measure, you should be able to resolve the M3419 error and manage serial numbers as intended.