Troubleshooting is a form of problem solving, often applied to repair failed products or processes.

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Ubuntu on macbook won't boot from USB

I cannot boot Ubuntu from my macbook. I have tried the official Ubuntu walkthrough for creating a USB boot stick (located here: http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-mac-osx ) ...
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How to prevent xdotool from locking the current window after a script?

I have a simple BASH script with xdotool, that reads some data from a CSV, and enters it into a form in some other software: #!/bin/bash sleep 5 while read -r line do a="$(echo $line | awk '{ ...
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can't open netbeans IDE in Fedora 17

my linux version is: Fedora 17 I installed Netbeans IDE 7.1.2 and it was working fine, but now, when I try to open it, nothing happens after double clicking on it. I think updating the kernel may be ...
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Null byte files in duplicity backup

When duplicty encounters 0-byte-files it gives an IO-error: Error [Errno 5] Input/output error ... getting delta for ... The files are usually some wired stuff like ...
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How to troubleshoot: “X11 connection uses different authentication protocol.”

I start an ssh session with localbox % ssh -vvv -Y remotebox 2>debug_ssh_log ...which succeeds. Then I try to run xlogo on remotebox, but the command fails immediately, and the following lines ...
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Root able to login but non root users are denied - PAM

One of our servers is not letting non-root users login, but root can login without any issues. The following are the messages from /var/log/secure: Jun 24 18:08:43 jonnserver sshd[14470]: debug1: ...
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Ubuntu displays Shutdown window then turns off system

Some weeks ago, I've downloaded unetbootin both Windows and Linux versions to make a startup Ubuntu USB. I was going to use it to rescue my damaged Ubuntu partition. Tried the Linux version but didn't ...
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Stuck/hung upon connect usb device

I have a device the is coming up 'busy' as soon as I plug it in. I even sniffed the usb connection and all looks normal. How do I find out what is capturing the device? How do I free it up? ...
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Network connecting trouble shooting

I am trying to connect to the network of my school. With Windows 7 + IE it is not problem at all. I connect to it, no matter what web-page I try to reach, I get forwarded to ...