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jasonhong
Staff & Editor
jasonhong
Staff & Editor
July 2, 2025

Troubleshooting Tip: Unable to access FortiAnalyzer Log View page due to an unexpected error

  • July 2, 2025
  • 0 replies
  • 772 views
Description

This article describes how to troubleshoot the issue where the user is unable to access the FortiAnalyzer Log View page due to an unexpected error.
Scope FortiAnalyzer.
Solution
  1. The user may come across the following unexpected error message when accessing the FortiAnalyzer Log View page: 'Cannot read properties of undefined (reading ‘key’)'.

 

Screenshot_2025-06-26_143751.png

 

  1. This issue can occur when an error is present in the previously saved Log View settings. The user can reset the Log View settings to the default state to regain access to the Log View page via the following CLI command.

 

execute remove gui-logview-settings

This operation will Remove all custom settings in GUI LogView and reset to default for all users.
Do you want to continue? (y/n)

 

  1. To investigate further, the following debug can be used:

 

diagnose debug enable

diagnose debug application fazsvcd 255 <------- Shows API call from GUI to backend.

diagnose debug disable <------- To disable debug.
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