How To Fix GHO_NET034 - Link &1: medium is not specified

GHO_NET034 - Overview

• Message type: E = Error

• Message class: GHO_NET - Message class for Production Network Modelling

• Message number: 034

• Message text: Link &1: medium is not specified

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message GHO_NET034 - Link &1: medium is not specified ?

  The SAP error message GHO_NET034, which states "Link &1: medium is not specified," typically occurs in the context of network configuration or when dealing with communication links in SAP systems. This error indicates that a required medium (such as a transport medium or communication channel) has not been specified for a particular link.
  
  Cause:
  
  Missing Configuration: The most common cause of this error is that the configuration for the communication link is incomplete. Specifically, the medium (like a transport protocol or communication method) has not been defined.
  Incorrect Settings: There may be incorrect or missing settings in the network configuration that prevent the system from identifying the medium.
  System Updates or Changes: Changes in system settings, updates, or migrations may lead to missing configurations.
  
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the relevant configuration settings in the SAP system where the link is defined. This could be in transaction codes like SPRO (SAP Project Reference Object) or specific