Linux troubleshooting

Broadcom wireless Network in Kubuntu Lucid

When I set up Kubuntu Lucid on my new laptop a month ago, I promised I would document what was needed to get the broadcom wireless driver working. As it turns out, that was incredibly simple so I never got around to it. However, I just had an issue with my laptop losing wireless after a crash, and I wasted time fiddling because I couldn’t remember what I’d actually set up.

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Fixing Wireless After Crash in Lucid

In Ubuntu Lucid, there is apparently an infrequent problem with NetworkManager not coming back properly when waking up a laptop from sleep/hibernate. Even though it seemed like the wireless driver was somehow no longer working, it was actually due to an inconsistent state being saved/restored. No amount of stopping/restarting services or reloading modules helped, since the config claimed to be working as expected.

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libstdc++5 in ubuntu Lucid

Apparently ubuntu removed the rather-old libstdc++5 library in Karmic Koala, and it’s still missing in Lucid Lynx. This leads to some 32-bit programs throwing errors like this:

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Ubuntu Lucid Dual-boot Error

I just set up dual-boot on my laptop with Windows 7 and Ubuntu Lucid Lynx (10.04 beta1). It worked great (the new ubuntu installer is awesome) up until I rebooted into windows. Technically that worked well too, until I rebooted again and got the error:

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