How To Fix WM01301 - An error occurred when calling a method of the tree model

WM01301 - Overview

• Message type: E = Error

• Message class: WM01 - Assortments IS-R Enhancements

• Message number: 301

• Message text: An error occurred when calling a method of the tree model

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 WM01301 - An error occurred when calling a method of the tree model ?

  The SAP error message WM01301, which states "An error occurred when calling a method of the tree model," typically occurs in the context of the Warehouse Management (WM) module or related functionalities in SAP. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing or incorrect entries in the database tables related to the tree model.
  Authorization Issues: The user may not have the necessary authorizations to access certain data or perform specific actions within the tree model.
  Configuration Errors: Incorrect configuration settings in the WM module or related components can lead to this error.
  System Bugs: There may be bugs or issues in the SAP system version you are using that affect the tree model functionality.
  Performance Issues: If the system is under heavy load or if there are performance issues, it may