Troubleshooting Tip: 'unknown file format' for the...

madhan · 09-26-2025

Description This article describes how to verify the issue by checking items in FortiAnalyzer, and an attempt to fix the FortiAnalyzer stops inserting the logs issue. Scope FortiAnalyzer. Solution There are many ways to verify when FortiAnalyzer rece...

madhan · 09-25-2025

Description This article describes how to safely remove a network interface in FortiManager. It provides a detailed guide on how to delete an interface from rules and policies, normalized interfaces, and the device database. Scope FortiManager. Solut...

madhan · 08-19-2025

Description This article describes how to fix an issue where the user encounters the error message 'Fail(errno=170):Package copy failed’ during a FortiManager ADOM (Administrative Domain) upgrade. Scope FortiManager. Solution ADOM upgrade can fail wi...

madhan · 08-19-2025

Description This article describes how to resolve the 'unknown file format' for the license status Scope FortiManager, FortiAnalyzer. Solution This issue usually happens when licensing just went under renewal. This will affect some of the features of...

madhan · 07-22-2025

Description This article describes how to resolve the issue where an object created in FortiManager is not reflected on the FortiGate side. The object is applied to be a member of a rule, but it is not being installed properly. Scope FortiManager. So...

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Troubleshooting Tip: FortiAnalyzer receive new logs but stop inserting logs

Technical Tip: Cleaning Up Network Interface in FortiManager

Troubleshooting Tip: FortiManager ADOM Upgrade Error ‘Fail(errno=170):Package copy failed’