How To Fix EU166 - Navigation did not originate from a reference node

SAP Error Message - Details

• Message type: E = Error

• Message class: EU - Development Environment

• Message number: 166

• Message text: Navigation did not originate from a reference node

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 EU166 - Navigation did not originate from a reference node ?

  The SAP error message EU166: Navigation did not originate from a reference node typically occurs in the context of SAP's Enterprise Structure or when navigating through hierarchical data structures, such as organizational units, cost centers, or other master data.
  Cause:
  This error usually arises when a user attempts to navigate or drill down into a hierarchy or structure that does not have a valid reference point. The system expects the navigation to start from a specific node or reference point, and if it does not, it triggers this error. Common causes include:
  
  Incorrect Navigation Path: The user may have attempted to navigate from a node that is not part of the expected hierarchy.
  Data Integrity Issues: There may be inconsistencies or missing data in the hierarchy that prevent proper navigation.
  Authorization Issues: The user may not have the necessary authorizations to access certain nodes in the hierarchy.
  System Configuration: There may be configuration issues in the SAP system that affect how hierarchies are defined or navigated.
  
  Solution:
  To resolve the EU166 error, consider the following steps:
  
  
  Check Navigation Path: Ensure that you are starting your navigation from a valid reference node. Review the hierarchy structure to confirm that you are in the correct position before attempting to navigate further.
  
  
  Data Consistency: Verify the integrity of the data in the hierarchy. Check for any missing nodes or inconsistencies that could be causing the navigation issue.
  
  
  Authorization Check: Ensure that you have the necessary authorizations to access the nodes you are trying to navigate. You may need to consult with your SAP security team to verify your access rights.
  
  
  System Configuration: If the issue persists, it may be necessary to review the configuration settings related to the hierarchy in question. This may involve checking the settings in the relevant SAP modules (e.g., SAP Controlling, SAP Human Capital Management).
  
  
  SAP Notes and Support: If none of the above solutions work, consider searching for relevant SAP Notes or reaching out to SAP Support for assistance. There may be known issues or patches available that address this specific error.
  
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for the specific module you are working with, as it may provide additional insights into hierarchy navigation and related error messages.
  Community Forums: Check SAP Community forums or other user groups for discussions related to the EU166 error. Other users may have encountered similar issues and can provide helpful solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes that pertain to the hierarchy you are working with, as they may provide additional tools for troubleshooting.
  
  By following these steps, you should be able to identify the cause of the EU166 error and implement a suitable solution.