bwi0 error during bootup

[Carmel NY]

FreeBSD 12.0-RELEASE r341666 GENERIC amd64

The following error message is appearing during boot-up since updating to
FreeBSD 12.

+bwi0: <Broadcom BCM4318 802.11b/g Wireless Lan> mem 0xfdefe000-0xfdefffff irq 16 at device 1.0 on pci2 +bwi0: BBP: id 0x4318, rev 0x2, pkg 0
+bwi0: MAC: rev 9
+bwi0: PHY: type 2, rev 7, ver 3
+bwi0: RF: manu 0x17f, type 0x2050, rev 8
+bwi0: invalid antenna gain in sprom
+bwi_v3_ucode: could not load firmware image, error 2
+bwi0: request firmware bwi_v3_ucode failed
+device_attach: bwi0 attach returned 2
+bwi0: <Broadcom BCM4318 802.11b/g Wireless Lan> mem 0xfdefe000-0xfdefffff irq 16 at device 1.0 on pci2 +bwi0: BBP: id 0x4318, rev 0x2, pkg 0
+bwi0: MAC: rev 9
+bwi0: PHY: type 2, rev 7, ver 3
+bwi0: RF: manu 0x17f, type 0x2050, rev 8
+bwi0: invalid antenna gain in sprom
+bwi_v3_ucode: could not load firmware image, error 2
+bwi0: request firmware bwi_v3_ucode failed
+device_attach: bwi0 attach returned 2
+Security policy loaded: MAC/ntpd (mac_ntpd)
+pid 85123 (conftest), uid 0: exited on signal 11 (core dumped)

How do I correct this issue? I couldn't find anything specific using Google.

-- 
Carmel