How To Fix X4501 - Relationships for order &1 cannot be redirected

X4501 - Overview

• Message type: E = Error

• Message class: X4 - APO Core Interface: Interfaces for Manufacturing Orders

• Message number: 501

• Message text: Relationships for order &1 cannot be redirected

What causes this issue?

In process order &V1& phases are missing for the transfer to APO. The
system has attempted to divert the relationships of these phases to
their predecessors and successors. This lead to a situation that the
system could not resolve.

System Response

It cannot be guaranteed that the order was correctly transferred to APO
and that it can be successfully scheduled there.

How to fix this error?

This error usually only occurs if there are cycles in the relationships
of phases for a process order that are not transferred to APO. You
should therefore remove the cycles in order &V1& .

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message X4501 - Relationships for order &1 cannot be redirected ?

  The SAP error message X4501, which states "Relationships for order &1 cannot be redirected," typically occurs in the context of order management or production planning within SAP. This error indicates that there is an issue with the relationships or dependencies associated with a specific order (denoted by &1) that cannot be redirected or modified as expected.
  Causes:
  
  Invalid Relationships: The order may have relationships (such as dependencies on other orders, components, or operations) that are not valid or cannot be redirected due to system constraints.
  Order Status: The status of the order may prevent changes. For example, if the order is already in a completed or closed status, it may not allow for redirection of relationships.
  
  Configuration Issues: There may be configuration settings in the system that restrict the redirection of relationships for certain types of orders.
  Data Integrity Issues: There could be inconsistencies or errors in the master data or transactional data related to