How To Fix W_DSD_01155 - Supplier &1 could not be inserted because it already exists in the tree

W_DSD_01155 - Overview

• Message type: E = Error

• Message class: W_DSD_01 - Global message class for DSD

• Message number: 155

• Message text: Supplier &1 could not be inserted because it already exists in the tree

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 W_DSD_01155 - Supplier &1 could not be inserted because it already exists in the tree ?

  The SAP error message W_DSD_01155 indicates that a supplier you are trying to insert into a specific tree structure (likely related to the Distribution or Supplier Management module) already exists in that tree. This error typically arises when there is an attempt to add a duplicate entry for a supplier that is already present in the system.
  
  Cause:
  
  Duplicate Entry: The most common cause is that the supplier you are trying to add has already been entered into the system, either in the same tree or in a related structure.
  Data Synchronization Issues: If there are multiple users or systems interacting with the same data, there may be a timing issue where one user adds a supplier while another is trying to add the same supplier.
  Incorrect Data Input: Sometimes, the data being input may not be correctly formatted or may not match the existing supplier's data, leading to confusion in the system.
  
  
  Solution:
  
  Check Existing