How To Fix IN103 - A one-way link cannot be used as a two-way link

IN103 - Overview

• Message type: E = Error

• Message class: IN - Object Networking

• Message number: 103

• Message text: A one-way link cannot be used as a two-way link

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IN103 - A one-way link cannot be used as a two-way link ?

  The SAP error message IN103, which states "A one-way link cannot be used as a two-way link," typically occurs in the context of inventory management or logistics when dealing with stock transfer orders or similar processes. This error indicates that there is an attempt to use a one-way link (such as a stock transfer from one location to another) in a manner that requires a two-way link (which would imply a reciprocal relationship).
  
  Cause:
  
  One-Way Link Definition: In SAP, a one-way link is established when stock is transferred from one location to another without the expectation of a return transfer. This is common in scenarios where goods are sent to a customer or another location without the intention of receiving them back.
  Incorrect Configuration: The system may be configured incorrectly, leading to an attempt to treat a one-way transfer as if it were a two-way transfer.
  Document Type Issues: The document type used for