How To Fix WZ402 - A subtype must be selected

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 402

• Message text: A subtype must be selected

What causes this issue?

You want to extend an object type supplied by SAP. This is not
possible. You can only extend an object type you created.

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?

From the list of all subtypes, select the one that you want to extend
and repeat the process.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WZ402 - A subtype must be selected ?

  Certainly! Here's a detailed explanation for the SAP error message WZ402: "A subtype must be selected":
  
  Error Message: WZ402 - "A subtype must be selected"
  
  
  Cause:
  This error occurs when you are trying to create or process a document or master data in SAP that requires a subtype to be specified, but no subtype has been selected or entered.
  
  In SAP, certain document types or master data objects are further divided into subtypes to specify more detailed categories or variations.
  The system expects a subtype to be chosen to proceed, but the field is either left blank or an invalid subtype is entered.
  This is common in modules like SAP FI (Financial Accounting), SAP CO (Controlling), or SAP HR (Human Resources) where document types or infotypes have subtypes.
  
  
  Where it commonly occurs:
  
  When creating or posting financial documents (e.g., vendor invoices, customer payments) where document subtypes are defined.
  When maintaining master data that requires subtype classification (e.g., asset master