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

SAP Error Message - Details

• 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 SAP (Transaction code: SPRO).
  Navigate to the relevant section for defining Material Reservation reasons and check if the reason code in question is set up correctly to allow order generation.
  
  
  
  Modify Configuration:
  
  If the reason code is not allowed, you may need to modify the configuration to permit the generation of MR orders for that specific reason.
  Ensure that the settings align with your business processes and requirements.
  
  
  
  Review Authorization:
  
  Check if the user has the necessary authorizations to create MR orders for the specified reason.
  If not, work with your SAP security team to adjust the user roles and permissions.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific error message for any additional insights or updates that may be relevant.
  
  
  
  Testing:
  
  After making any changes, perform tests to ensure that the error no longer occurs and that MR orders can be generated as expected.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME51N (Create Purchase Requisition), and MB21 (Create Reservation) to understand where the error might be occurring.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists after checking configurations and authorizations, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.