How To Fix E9166 - Internal generation of MR order for MR reason &1 not permitted

E9166 - Overview

• Message type: E = Error

• Message class: E9 - General IS-U Error Messages

• Message number: 166

• Message text: Internal generation of MR order for MR reason &1 not permitted

What causes this issue?

You have attempted to enter a meter reading reason for which you are
not permitted to create a meter reading order internally.
In this case you can only enter the reason if a meter reading order
already exists. The order can only be created within the appropriate
process transaction. Outside this transaction, generation of meter
reading orders is rejected.
The above applies to the following meter reading reasons:
Move-out

System Response

How to fix this error?

Call up the appropriate process transaction.
Create the MR order or enter the meter reading result directly under
<LS>Customer service</> -> <LS>Process execution</> -> <LS>Move-out</>
-> <LS>Move-out -> Create/Change</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E9166 - Internal generation of MR order for MR reason &1 not permitted ?

  The SAP error message E9166, which states "Internal generation of MR order for MR reason &1 not permitted," typically occurs in the context of Material Requirements Planning (MRP) or when dealing with Material Reservation (MR) orders. This error indicates that the system is trying to generate a Material Reservation order for a specific reason code that is not allowed.
  
  Cause:
  
  Invalid MR Reason Code: The reason code specified in the error message (&1) is not configured to allow the generation of MR orders.
  Configuration Settings: The settings in the configuration for Material Reservation or MRP may not permit the creation of orders for the specified reason.
  Authorization Issues: There may be authorization restrictions preventing the creation of MR orders for certain reasons.
  System Settings: The system may have specific settings that restrict the generation of MR orders based on business rules or processes.
  
  
  Solution:
  
  
  Check MR Reason Code Configuration:
  
  Go to the configuration settings for Material Reservations in