How To Fix PPEGUI420 - Tree ID must not be empty

SAP Error Message - Details

• Message type: E = Error

• Message class: PPEGUI - Message Interface

• Message number: 420

• Message text: Tree ID must not be empty

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PPEGUI420 - Tree ID must not be empty ?

  The SAP error message PPEGUI420, which states "Tree ID must not be empty," typically occurs in the context of the SAP Production Planning and Detailed Scheduling (PP/DS) module, particularly when working with the graphical planning tools. This error indicates that a required identifier for a planning tree (often used in graphical planning interfaces) is missing or not properly set.
  Cause:
  
  Missing Tree ID: The most common cause of this error is that the system is trying to access or display a planning tree, but the Tree ID has not been specified or is empty.
  Configuration Issues: There may be issues with the configuration of the planning environment or the specific planning scenario you are trying to access.
  User Input Error: If the user is expected to input a Tree ID and fails to do so, this error can occur.
  System Bugs: Occasionally, this error can be triggered by bugs or inconsistencies in the SAP system or the specific version being used.
  
  Solution:
  
  Check Input Fields: Ensure that the Tree ID field is filled in correctly. If you are manually entering a Tree ID, double-check for typos or omissions.
  Review Configuration: Verify the configuration settings for the planning tree in the SAP system. Ensure that the necessary planning trees are defined and active.
  Use Default Settings: If applicable, try using default settings or templates that include a valid Tree ID.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific planning tree you are working with.
  System Restart: Sometimes, simply logging out and back into the system or restarting the relevant transaction can resolve temporary glitches.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any updates or patches related to the PP/DS module that might address this error.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Training: If you are new to the PP/DS module, consider additional training or resources to better understand how to work with planning trees and related functionalities.
  
  By following these steps, you should be able to identify the cause of the PPEGUI420 error and implement a solution to resolve it.