Problems and Solutions

###*iOS simulator - error: failed to attach to process ID 0 *From the iOS Simulator menu, click "Reset Content and Settings
*Close iOS Simulator
*From the Xcode menu, click "Window->Organizer"
*Select the app, and click "Delete" next to Derived Data

###*Reset icons on windows http://superuser.com/questions/499078/refresh-icon-cache-without-rebooting

###*Windows short path file names Sometimes windows fails to create short path names for directories. DK requires short path names. http://superuser.com/questions/681330/how-to-force-short-name-8dot3-generation You may need "unlocker" if the folders are locked. http://filehippo.com/download_unlocker/

###*Microsoft Visual Studio 2015 Update 3 fails to install If Visual Studio fails to install, you may need to install Microsoft .NET framework 4.6.2 first. https://www.microsoft.com/en-us/download/details.aspx?id=53344