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WiFi Inoperative when Bluetooth Deactivated #1410

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Ruler2112 opened this issue Apr 15, 2016 · 3 comments
Closed

WiFi Inoperative when Bluetooth Deactivated #1410

Ruler2112 opened this issue Apr 15, 2016 · 3 comments

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@Ruler2112
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I just got my first Raspberry Pi 3 today. There are several Pi 2's scattered around & I was looking forward to trying out the new model.

Because I have no bluetooth devices to pair with the Pi, I deactivated the bluetooth daemon by changing the first non-comment line in /etc/default/bluetooth from BLUETOOTH_ENABLED=1 to BLUETOOTH_ENABLED=0 and rebooted after tweaking a script I use.

At first I was puzzled because though the wlan0 interface had an address and showed as being up, I couldn't connect anywhere via http. Then I discovered that the Pi couldn't ping anywhere, internet or local. (At first I thought it was a problem with my script, until I discovered I couldn't ping.) A light bulb went on over my head, so I enabled bluetooth and rebooted - network was accessible. Change it back & can't get anywhere. Nothing else changed between reboots, so I'm confident that there is a correlation here.

While I understand that both WiFi and bluetooth are wireless communication protocols, they do vastly different things & should operate independently of each other. This Pi is running Raspian 4.1.18-v7+ #846 SMP installed with NOOBS 1.8.0.

@Ruffio
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Ruffio commented Jan 26, 2017

@Ruler2112 has this been fixed? I normally just disable loading of the drivers by: https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=138610

By using the above method, the boot time of RPi is reduced significantly :-)

@Ruler2112
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@Ruffio I honestly have no idea if it's been fixed or not - all the Pi units I have in place are running public-facing TVs, so it's not practical to take one out of service just to test a bug I've already worked around. Should be easy enough to test if you have a spare Pi3 though... just change the one line above, reboot, and ping something to see if wifi works.

Wish I'd have found that thread before beating my head into a wall for 2 hours trying to figure out why the wifi didn't work... I'm the kind of person who, if I'm not going to be using something on a machine, turns off the daemon responsible for it to save memory/power/cpu time. Too much stuff comes defaulted to 'on' nowadays IMO & then people wonder why their brand new machine runs slow. ;-)

@JamesH65
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Closing due to lack of activity. Reopen if you feel this issue is still relevant.

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3 participants