How To Fix WM506 - Range grade & and/or algorithm no. & not in table TWLWR

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 506

• Message text: Range grade & and/or algorithm no. & not in table TWLWR

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WM506 - Range grade & and/or algorithm no. & not in table TWLWR ?

  The SAP error message WM506 indicates that there is an issue with the range grade and/or algorithm number not being found in the table TWLWR. This error typically occurs in the Warehouse Management (WM) module when the system is trying to process a task related to storage bin management or inventory handling.
  Cause:
  
  Missing Configuration: The range grade or algorithm number specified in the transaction is not defined in the TWLWR table. This could be due to a missing entry or incorrect configuration.
  Data Inconsistency: There may be inconsistencies in the data, such as incorrect entries or deletions that have not been properly handled.
  Custom Development: If there are custom developments or enhancements in the WM module, they might be referencing a range grade or algorithm that is not properly set up.
  
  Solution:
  
  
  Check TWLWR Table: 
  
  Use transaction code SE11 or SE16 to view the TWLWR table.
  Verify if the range grade and algorithm number mentioned in the error message exist in the table.
  If they do not exist, you may need to create the necessary entries.
  
  
  
  Configuration in SPRO:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate to Logistics Execution > Warehouse Management > Master Data > Define Range Grades.
  Ensure that the range grades and algorithms are correctly defined and active.
  
  
  
  Check Custom Code: 
  
  If there are any custom programs or enhancements, review the code to ensure that it is referencing the correct range grades and algorithms.
  
  
  
  Transport Requests: 
  
  If the configuration was recently transported from another system, ensure that the transport request was successful and that all necessary objects were included.
  
  
  
  Consult Documentation: 
  
  Review any relevant documentation or notes from SAP that may provide additional context or solutions for this error.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  TWLWR Table: This table contains the definitions for range grades and algorithms used in warehouse management.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SPRO (Customizing), and WM-related transactions for managing warehouse processes.
  SAP Notes: Check for any SAP Notes related to WM506 for additional insights or patches that may address the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the WM506 error in your SAP system.