How To Fix M8_2151 - IR before GR not possible for split valuation with valuated special stock

M8_2151 - Overview

• Message type: E = Error

• Message class: M8_2 - Logistics Invoice Verification

• Message number: 151

• Message text: IR before GR not possible for split valuation with valuated special stock

What causes this issue?

You have entered an invoice for a split valuated material. The goods
receipt is still missing for this purchase order item. The purchase
order has an account assignment to a sales order or project which is
managed with valuated special stock.
The posting of the invoice is not possible because the valuation type is
not known.

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?

You can choose one of the following options:
Post a goods receipt before you post the invoice receipt.
Enter the valuation type into the purchase order item and create the
invoice again.
Hold the invoice document.
Switch to Document Parking and park the invoice document.

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 M8_2151 - IR before GR not possible for split valuation with valuated special stock ?

  The SAP error message M8_2151, which states "IR before GR not possible for split valuation with valuated special stock," typically occurs in the context of inventory management and procurement processes. This error is related to the handling of split valuation and special stock types in SAP.
  
  Cause:
  
  
  Split Valuation: This error arises when you are trying to perform an Invoice Receipt (IR) before a Goods Receipt (GR) for materials that are managed under split valuation. Split valuation allows you to manage different valuations of the same material based on various criteria (e.g., quality, origin, etc.).
  
  
  Special Stock: The error specifically mentions "valuated special stock," which refers to stock that is not owned by the company but is still valued (e.g., consignment stock, project stock, etc.). In this case, the system does not allow an invoice receipt to be processed before the corresponding goods receipt.
  
  
  
  Configuration Issues: There may be configuration settings in the material