Fixing camera issues in a Mac (OS X)

This brief guide will provide instructions for Mac OS X users on how to resolve their camera issues. 

Instructions

1. Quit all open apps that may try to use the FaceTime camera

2. Open Terminal, found in the /Applications/Utilities directory in OS X

3. Enter the following command strings exactly, then hit return:

sudo killall VDCAssistant

    4. Still at the terminal, issue the following command as well:

sudo killall AppleCameraAssistant

   5. Enter the administrator password when requested, this is required to execute a command with superuser privileges as prefixed by sudo

   6. Relaunch the app that was attempting to use the camera

For more information, please check:

• http://osxdaily.com/2013/12/27/fix-there-is-no-connected-camera-error-mac/
• https://www.youtube.com/watch?v=P-6kTfqn-b8 for a video tutorial