How To Fix WTADDI438 - You have selected &1 materials; the upper limit is &2

WTADDI438 - Overview

• Message type: E = Error

• Message class: WTADDI - Additionals: Messages

• Message number: 438

• Message text: You have selected &1 materials; the upper limit is &2

What causes this issue?

You have limited the maximum number of materials that can be processed
to &V2& to ensure that the time required to generate the IDoc remains
within acceptable limits.

How to fix this error?

Reduce your material selection such that you no longer exceed the limit
you have set.
&HINTS&
You can call several sessions of the transaction for generating an
additionals IDoc and then start the transaction in parallel. You can
also simplify the transaction, by using variants, for example.

Error message extract from SAP system. Copyright SAP SE.

WTADDI438 - Details

• SAP Error Message:
  WTADDI438 – "You have selected &1 materials; the upper limit is &2"
  
  
  Cause:
  This error occurs in SAP Warehouse Management (WM) or Extended Warehouse Management (EWM) when a user tries to process or select more materials than the system allows at one time. The system has a predefined upper limit on the number of materials that can be handled in a single operation (e.g., during a transfer order creation, posting change, or other warehouse processes). When the number of selected materials exceeds this limit, the system throws this error to prevent performance issues or overload.
  
  Explanation:
  
  &1 = Number of materials you have selected.
  &2 = Maximum allowed number of materials (upper limit).
  
  This limit is set to ensure system stability and performance during warehouse operations.
  
  
  Solution:
  
  
  Reduce the number of materials selected:
  Select fewer materials in your operation so that the count does not exceed the upper limit.
  
  
  Adjust the upper limit (if necessary and authorized):
  If your