Kernel Panic, though sounding scary, is simply an occurrence when your Mac keeps restarting for no obvious reason. A basic restart should help it. There are a million reasons.
One user reported he had simply installed the iTunes folder on a different drive than a system one. The first step should be to isolate hardware issues from software-related ones.
How to Restart Your MacBook From a Kernel Panic
It may be a combination of both, like when your RAM has turned off, while two apps are conflicting for memory. Start by launching App Store app through Spotlight or Apple menu. Go to App store and click Updates to see the latest updates available for your Mac. If your Mac keeps crashing on a particular app, you know which one is to blame.
Resolving Kernel Panics
If Kernel Panic occurs on random apps, you should look into deep-seated system drivers, specifically the ones that came with peripherals, like video cards, adapters, etc. Make sure you updated everything that deals with graphics, file system or networking. Sometimes applications are fighting each other in order to get access to files and folders.
This is what disk permissions are all about. When your applications go awry, fixing broken permissions helps a big deal. The app has an advanced Maintenance module where you can repair disk permissions in one click. Your Mac needs enough room to breathe freely.
If your main volume is approaching full capacity, then you ought to make more room on it. The obvious solution would be to delete unused apps or whatever old junk is stored there.
What is a Kernel Panic on Mac and How to Fix it?
Or simply leave it to a dedicated app to free up your drive. Kernel Panic may happen due to corrupted files or issues with external devices. Fortunately, Apple partially took care of this with their built-in Disk Utility.
At this point you should start thinking about saving your data and reformatting the drive. There is a good chance login items are the reason your Mac randomly restarts. With dozens apps launching on startup, they could be too many for your processor to handle. To troubleshoot Kernel Panic, now your tactics would be to disable these programs and check how your Mac is behaving.
To disable login items, follow this path:. All the connected hardware could be responsible for the crash fever on your Mac — it happens quite often, actually.
And be prepared to restart your Mac a few more times when you follow the next tips. Just as we did with startup items, we have to figure out which exactly device is conflicting with your system.
Now, you need to plug off everything connected to your Mac: printers, external video cards, network adapters, etc. Incompatible hardware -- peripherals and hardware additions -- or vendor-provided software related to such -- such as kernel extensions -- can cause kernel panics. Ruling out these items by process of elimination is required if testing to this point has not resolved kernel panics. If you have followed all of the troubleshooting steps above and none of the steps have either uncovered a cause or resolved the kernel panics, the following are your remaining options:.
Kernel panics usually generate a file called a panic log. The structure and location of this file depends on the version of Mac OS X you are using:. The appropriate forum is the one corresponding to the version of Mac OS X you are using. We recommend that you do not post the panic log until after you have performed all of the tests recommended above in the Troubleshooting kernel panics section. Otherwise, you will probably be referred back to this FAQ to perform the tests. If you are using Mac OS X If your Mac has experienced multiple kernel panics, remember that the panic.
Post only the most recent panic logs, which will be at the end of the panic.
Resolving Kernel Panics
For example, post just the panic logs from kernel panics which occurred today. If any of the tests revealed problems, be sure to note that in your post.
Likewise, if the panics consistently occur when using a specific application, be sure to note that application in your post, including its name and the version of the application you are using. Resolving Kernel Panics The "You need to restart your computer" alert indicates a kernel panic. Before you begin Some of the testing procedures defined herein may require that you: Connect and disconnect peripheral devices.
Work inside your computer. In particular: Shut down your Mac and disconnect external power before working inside your Mac. Where feasible, remove the battery before working inside a laptop or portable computer. Did you find this FAQ helpful?