Confirmed the exact same situation here. A laptop with Gutsy upgraded from Kernel 2.6.22-14 to 2.6.22-15. Immediately wireless ceases to work (it works if I choose the previous kernel). Dmesg reveals the exact same BCM43XX error above.
>From lspci -nn: 05:00.0 Network controller [0280]: Broadcom Corporation BCM94311MCG wlan mini-PCI [14e4:4311] (rev 01) -- [gutsy] kernel: [ 336.920000] bcm43xx: Error: Microcode "bcm43xx_microcode5.fw" not available or load failed. https://bugs.launchpad.net/bugs/241882 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs