How To Fix 26020 - & already allocated - further assignments ignored

26020 - Overview

• Message type: E = Error

• Message class: 26 - Dokumentenverwaltung

• Message number: 020

• Message text: & already allocated - further assignments ignored

What causes this issue?

You want to assign an SAP object (such as a material) to a document.
The object is already assigned to a document.

System Response

The system does not assign the object again.

How to fix this error?

Confirm this message with ENTER and choose another function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 26020 - & already allocated - further assignments ignored ?

  The SAP error message "26020 - Already allocated - further assignments ignored" typically occurs in the context of resource allocation, particularly when dealing with project management, production planning, or similar modules where resources (like materials, capacities, or personnel) are being assigned to tasks or orders.
  
  Cause:
  
  Duplicate Allocation: The error indicates that a resource has already been allocated to a particular task or order, and any further attempts to allocate the same resource are being ignored to prevent double allocation.
  
  Configuration Issues: There may be configuration settings in the system that are not allowing for multiple allocations of the same resource.
  Data Entry Errors: Users may inadvertently attempt to allocate the same resource multiple times due to misunderstanding the system's current state or due to incorrect data entry.
  
  
  Solution:
  
  Check Existing Allocations: Review the current allocations for the resource in question. Ensure that the resource is not already assigned to another task or order.
  Adjust Resource Allocation: