
You will need at least a 8GB Flash Drive (USB 3.0 is obviously a better choice). The Marek Bell blog notes that creating a bootable flash drive of Mavericks is a bit more intricate than Mountain Lion because “it is no longer possible to simply restore the InstallESD.dmg to get a bootable image for USB / Flash drive installation.” But there is a way around this obstacle, which Marek outlines in his thorough walkthrough of creating a bootable OS X Mavericks flash drive. When I happened onto this post from 9to5Mac ( ) So I did some deeper digging because I wanted to get my iMac running 10.6.8 into the DANGER ZONE as soon as possible. ): sudo /Applications/Install\ OS\ X\ Mavericks.app/Contents/Resources/createinstallmedia –volume /Volumes/Untitled –applicationpath /Applications/Install\ OS\ X\ Mavericks.app (Terminal gave me the -9999 error)Īnd running a Script version of the Terminal option (with the same results. Running this in Terminal (courtesy of Nerd Answer. Error Message saying it had problems erasing the drive. Installing DiskMaker X ( ) – Didn’t work. The methods I tried that were suggested were: The error is this: When trying to use the multiple methods offered for creating a bootable thumb drive version of Mavericks (Requires a thumb drive 8GB or higher), you get this error: Failed to start erase of disk due to error (-9999, 0). I’ve seen a bunch of people running into the same errors that I did but no one had a fix.

But for people that never got past OS X 10.6.8, we didn’t realize how much of an issue we would run into.
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Let’s add Mavericks To A USB Drive, shall we?Īpple decided to break the mold and release OS X Mavericks for free through the App store.
