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

SAP Error Message - Details

• 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 reference you are trying to make.
  
  Solutions:
  
  Check Object Type: Verify that the object you are trying to reference is of the correct type and is compatible with the operation you are performing.
  Review Master Data: Ensure that all relevant master data (materials, work centers, routings) is correctly configured and complete. Check for any missing or incorrect entries.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify the objects involved in the operation.
  Consult Configuration Settings: Review the configuration settings in the SAP system related to the production process. Ensure that they are set up correctly to allow the type of reference you are trying to make.
  Error Logs: Check the system logs for any additional error messages or warnings that may provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP documentation related to Production Planning and Execution for guidance on the correct setup and configuration of production processes.
  Community Forums: Consider checking SAP community forums or discussion boards for similar issues faced by other users and their solutions.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.