Skip to Content

Solved: How do I fix FortiManager GUI hang after upgrade firmware (VM environment)

This article describes that the FortiManager firmware can hang more than 10 minutes after an upgrade.

Basically, when the FortiManager is upgraded, it will take around 5 minutes to reboot the GUI.

Step 1: If the GUI hang, need to check from CLI and ping the IP of FortiManager.

Step 2: If ping success and access via CLI failed, it is necessary to access via console. (The customer needs to have access into console VM).

Step 3: After access into console, the page still could not be accessible. It is necessary to restart or turn off/on the instance off FortiManager.

Step 4: Access again via GUI to check if the firmware been upgrade or not. Ensure, before to perform an upgrade, to take the snapshot or backup config to prevent any issue.

Alex Lim is a certified IT Technical Support Architect with over 15 years of experience in designing, implementing, and troubleshooting complex IT systems and networks. He has worked for leading IT companies, such as Microsoft, IBM, and Cisco, providing technical support and solutions to clients across various industries and sectors. Alex has a bachelor’s degree in computer science from the National University of Singapore and a master’s degree in information security from the Massachusetts Institute of Technology. He is also the author of several best-selling books on IT technical support, such as The IT Technical Support Handbook and Troubleshooting IT Systems and Networks. Alex lives in Bandar, Johore, Malaysia with his wife and two chilrdren. You can reach him at [email protected] or follow him on Website | Twitter | Facebook

    Ads Blocker Image Powered by Code Help Pro

    Your Support Matters...

    We run an independent site that is committed to delivering valuable content, but it comes with its challenges. Many of our readers use ad blockers, causing our advertising revenue to decline. Unlike some websites, we have not implemented paywalls to restrict access. Your support can make a significant difference. If you find this website useful and choose to support us, it would greatly secure our future. We appreciate your help. If you are currently using an ad blocker, please consider disabling it for our site. Thank you for your understanding and support.