How To Fix EZ021 - Root cannot be selected

SAP Error Message - Details

• Message type: E = Error

• Message class: EZ - Print workbench

• Message number: 021

• Message text: Root cannot be selected

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message EZ021 - Root cannot be selected ?

  The SAP error message EZ021, which states "Root cannot be selected," typically occurs in the context of hierarchical data structures, such as when working with organizational units, cost centers, or other master data that is organized in a tree-like format. This error indicates that the system is unable to select the root node of the hierarchy for some reason.
  Causes:
  
  Hierarchy Structure Issues: The root node may not be properly defined in the hierarchy, or there may be issues with the hierarchy structure itself.
  Authorization Problems: The user may not have the necessary authorizations to access or select the root node.
  Data Integrity Issues: There may be inconsistencies or corruption in the data that prevent the root node from being selected.
  Configuration Errors: Incorrect configuration settings in the system may lead to this error when trying to access the root node.
  
  Solutions:
  
  Check Hierarchy Definition: Ensure that the hierarchy is correctly defined and that the root node exists. You may need to review the configuration settings related to the hierarchy.
  Review Authorizations: Verify that the user has the necessary authorizations to access the root node. This can be done by checking the user's roles and authorizations in the SAP system.
  Data Consistency Check: Run data consistency checks to identify and resolve any issues with the hierarchy data. This may involve using transaction codes like SE11 or SE14 to analyze the database tables.
  Reconfigure Hierarchy: If there are configuration errors, you may need to reconfigure the hierarchy settings in the relevant SAP module (e.g., SAP Controlling, SAP HR).
  Consult Documentation: Refer to SAP documentation or notes related to the specific module you are working with for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may use transaction codes like OKEQ (for cost center hierarchy) or OKEE (for controlling area) to manage hierarchies.
  SAP Notes: Check SAP Notes for any patches or updates that may address this specific error.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the EZ021 error and implement a solution to resolve it.