How To Fix WO109 - WHILE loop '&' created

WO109 - Overview

• Message type: E = Error

• Message class: WO - WF: Messages for Workflow Wizards

• Message number: 109

• Message text: WHILE loop '&' created

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 WO109 - WHILE loop '&' created ?

  The SAP error message WO109, which states "WHILE loop '&' created," typically occurs in the context of SAP's Warehouse Management (WM) module. This error is related to the creation of a work order (WO) that has entered a loop condition, which can happen due to various reasons, such as configuration issues, data inconsistencies, or problems in the logic of the warehouse processes.
  Causes:
  
  
  Configuration Issues: Incorrect settings in the warehouse management configuration can lead to infinite loops when processing work orders.
  Data Inconsistencies: Inconsistent or corrupted data in the master data (like material master, storage location, etc.) can cause the system to behave unexpectedly.
  Custom Code: If there are custom enhancements or user exits that manipulate work order processing, they might inadvertently create a loop.
  Process Logic: The logic defined in the warehouse processes (like picking, putaway, etc.) may not be correctly set up, leading to a situation where the system cannot resolve the work