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koolishami
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‎10-26-2025
Last activity: Oct 27, 2025 6:36:12 AM
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Troubleshooting Tip: Resolving 'IllegalArgumentException' Error in Explorer Tab in FortiSIEM GUI

10-22-2025
Description This article describes the steps to resolve issues with the Explorer tab in FortiSIEM. The Explorer tab may not function as expected due to a bottleneck in redis memory, and this article provides a solution to clear the Redis cache and re...

Troubleshooting Tip: Supervisor Not Parsing Custom Logs Even After Custom Parser Is Created and Applied

10-21-2025
Description This article describes how to resolve an issue where the Supervisor does not parse custom logs correctly, even after a custom parser has been created and applied under Admin -> Device Support -> Parsers. Scope FortiSIEM v7.x+. Solution Th...

Troubleshooting Tip: Parser Test Fails Due to Conflict With Other Parsers

09-28-2025
Description This article describes an issue where certain parsers cannot be enabled in FortiSIEM because the parser test fails with errors. When testing the events, the system may incorrectly invoke a different parser. This typically occurs due to ov...

Troubleshooting Tip: phQueryMaster DOWN due to 'Failed to get/hget jsonConfig from redis' error in ClickHouse Database

09-25-2025
Description This article describes the troubleshooting steps to resolve a phQueryMaster process down issue in v7.3x+, where the logs indicate a failure to retrieve the jsonConfig from Redis during a ClickHouse. Scope FortiSIEM v7.3x and later, with C...

Technical Tip: Initial Log checks and process verification for FortiSIEM Troubleshooting

08-25-2025
Description This article describes the initial investigation steps administrators can take when troubleshooting FortiSIEM issues. By reviewing key backend, HTTPD, and application server (Appsvr) logs, along with verifying backend processes, administr...
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