How To Fix PPE4181 - Reference to &1 of this type is not allowed

PPE4181 - Overview

• Message type: E = Error

• Message class: PPE4 - Messages from the iPPE Access Object

• Message number: 181

• Message text: Reference to &1 of this type is not allowed

What causes this issue?

You have tried to enter an invalid reference to &v1& for this &v1&.
You can only enter a reference from a &v1& with SNP routing to a
&v1& with routing.

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?

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 PPE4181 - Reference to &1 of this type is not allowed ?

  The SAP error message PPE4181, which states "Reference to &1 of this type is not allowed," typically occurs in the context of Production Planning and Execution (PP/PE) when there is an issue with the configuration or data related to the production process. This error can arise in various scenarios, such as when trying to create or modify production orders, work centers, or other related objects.
  Causes:
  
  Incorrect Object Type: The error may occur if you are trying to reference an object (like a material, work center, or routing) that is not compatible with the operation you are performing.
  Data Inconsistency: There may be inconsistencies in the master data, such as missing or incorrect configuration settings for the material or production process.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or modify the referenced object.
  Configuration Errors: The system configuration for the production process may not allow for the type of