Troubleshooting Tip: FortiADC shows the 'The old data in statistics database needs to be upgraded' notification

[Khidzir_MN]

Description	This article describes what to do when FortiADC shows the 'The old data in statistics database needs to be upgraded' notification.
Scope	FortiADC and FortiADC-VM.
Solution	FortiADC will prompt the notification after a successful firmware version upgrade and the respective old data in the database from the previous version needs to be upgraded. On the notification prompt, select the View button: On the Convert Statistics Database prompt, select Convert. This will convert the respective old data in the database. The conversion will take some time to complete depending on the size of the data and it would be advisable to proceed with the conversion during off-production hours. Upon completion, the FortiADC will show the notification below: It will also be recorded in the Event Log (System).