"invalid BIOS" status in the WebUI on Data Center, Enterprise, and Branch Appliances

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Solution ID	sk138332
Product	Data Center Security Appliances, Enterprise Appliances, Branch Office Appliances
Version	R77.30, R80.10, R80.20
OS	Gaia
Platform / Model	3000, 5000, 15000, 23000
Date Created	03-Dec-2018
Last Modified	15-May-2019

Symptoms

The output for the dmidecode -t 11 command shows that the machine uses the primary BIOS:

# dmidecode 2.7
SMBIOS 3.0 present.

Handle 0x0025, DMI type 11, 5 bytes.
OEM Strings
        String 1: Primary BIOS

Cause

The issue is caused by a sporadic false identification of an invalid BIOS sensor.

Solution

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