How To Fix WXP110 - A planning step cannot be linked to itself

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 110

• Message text: A planning step cannot be linked to itself

What causes this issue?

You attempted to link a planning step to the same planning link. This
type of planning step link is not possible.

System Response

The link is not created.

How to fix this error?

Select one of the following procedures:
If you want to define a link between two steps, select <zh>"Link"</>
and draw a line from the source planning step to the target planning
step.
If you want to execute automatic processing for a planning step, go to
the desired planning step in detailed screen and create
<DS:DE.WISP_MASCHPL>automatic planning</>.

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 WXP110 - A planning step cannot be linked to itself ?

  Certainly! Here's a detailed explanation for the SAP error message WXP110: "A planning step cannot be linked to itself":
  
  Error Message:
  WXP110 - A planning step cannot be linked to itself
  
  
  Cause:
  This error occurs in SAP Production Planning (PP) or Product Cost Planning (PCP) when you try to create a link (or relationship) between a planning step and itself. In other words, the system prevents you from assigning a planning step as a predecessor or successor to itself because this would create a circular reference or logical inconsistency in the planning sequence.
  Planning steps are used in routing or production versions to define the sequence of operations or steps in production. Linking a step to itself would mean the step depends on itself, which is logically impossible and would cause errors in scheduling or costing.
  
  When does it typically occur?
  
  When maintaining routing or production versions.
  When defining or editing planning steps and their relationships.
  During scheduling or