How To Fix FSH_ARUN_MSG148 - You cannot change item &1; item is already allocated (see long text &2)

FSH_ARUN_MSG148 - Overview

• Message type: E = Error

• Message class: FSH_ARUN_MSG - ARUN Message Class

• Message number: 148

• Message text: You cannot change item &1; item is already allocated (see long text &2)

What causes this issue?

The article is allocation relevant. There exists an allocation for this
document item and item cannot be changed due to one of the following
reasons:
Field check customizing is not maintained.
Based on the field check customizing, changing the item is not
permitted.
Contract release orders exist for this contract item.
Outbound delivery exists for this item.
Changing an article is not permitted.
Item category is not enabled for deallocation.
At least one of the VAS items is allocated; changing this item is not
permitted.
Allocated confirmation exists for this PO item, changing the item is not
permitted.
Changing the Returns Item flag is not permitted.
Assign same rule for supplying and receiving plant in the customizing
for stock transport order.

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?

Maintain deallocation settings at item category level in Customizing for
<ZK>Maintain Item Categories for Fashion Management</> under
<ZK>Logistics ? General -> Sales and Distribution -> Sales -> Sales
Document -> Sales .Document Item</>.
Maintain deallocation rules and assignments for current
cross-applications documents (Sales Order, Stock Transport Order,
Purchase Order, Goods Receipt, and Goods Issue) in Customizing under
<ZK>Logistics ? General ->SAP Fashion Management -> Order Allocation Run
(ARun) -> Cross-Applications</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FSH_ARUN_MSG148 - You cannot change item &1; item is already allocated (see long text &2) ?

  The SAP error message FSH_ARUN_MSG148 indicates that you are trying to change an item in a document (such as a sales order, purchase order, or similar) that has already been allocated. This means that the item is locked for changes because it is currently being processed or has been assigned to a specific allocation.
  
  Cause:
  
  Item Allocation: The item you are trying to change has already been allocated to a specific process, such as a delivery, production order, or another document.
  Document Status: The document containing the item may be in a status that does not allow changes (e.g., it is already confirmed or processed).
  Concurrency Issues: Another user or process may be working on the same item, causing it to be locked for changes.
  
  
  Solution:
  
  Check Allocation Status: Review the allocation status of the item. You can do this by checking the relevant documents or transactions in SAP to see where the item is allocated.
  Release