Could Not Initialize Photoshop Because the Scratch Disks Are Full on Mac? Fixed

Could Not Initialize Photoshop Because the Scratch Disks Are Full on Mac?

If you now get this error – “Could not initialize photoshop because the scratch disks are full on Mac”, this post must be your right landing place. It tells what it is and also how you can fix it.

Wondershare Recoverit Authors

Sep 28, 2020 • Filed to: Solve Mac Problems • Proven solutions

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If you regularly work on Photoshop, then you must have encountered an error that says, "Could not initialize Photoshop because the scratch disks are full." So have you ever wondered why this ' "scratch disk full" error appears on your Mac screen? And how does it relate to Photoshop?

In this post, we will help you clear out all your doubts and help you to fix "scratch disk full" issues. Let us see in detail what comprehensive measures you can take to solve this issue.

What's the "Photoshop Scratch Disk Full" Error

"Scratch Disk Full" Error is one of the most common issues faced by Photoshop users. This error usually appears on the screen when performing any particular action or starting up the application.

scratch disk full error

When you see this alert on your Mac screen, it means you need to add additional drives for Photoshop that can be used as scratch space, or you have to clear up some space on the drive described as the scratch disk in Photoshop Preferences.

At first, it may seem difficult to overcome this issue. However, with some fixes, you can troubleshoot this problem efficiently and effectively in no time.

1. Reasons Behind "Scratch Disks Are Full"

Before you get to learn about the potential fixes to remove "Scratch disks are full" error, it is essential to know the reasons behind the occurrence of this error. There are several causes responsible for this error, let's have a look at a few of them:

2. Results Caused by Full Photoshop Scratch Disk on Mac

The error of a full Photoshop scratch disk is common on both Mac and Windows, and it may cause several results. Some of them include the following:

3. Needs of Initializing Photoshop Scratch Disk

A scratch disk can be described as a hard drive space that is used by editing app Photoshop. It mostly functions as a cache or virtual memory, especially if the RAM space is adequate to execute a particular task. Here are the reasons for initializing scratch disk:


How to Fix Photoshop Scratch Disk Full on Mac

If you are wondering how to fix all the errors related to scratch disks are full-on Mac, here are a few practical and simple solutions. Let us have a look at each one of them in detail:

Solution 1. Clear Photoshop Cache

If you fail to notice the cache memory, it may expand a lot and consume enormous disk space on Mac. Hence, before any damage takes place, it's essential to clear up Photo cache to keep the scratch disk empty.

Photoshop has an in-built tool that helps in deleting particular caches. Here are the steps you need to follow in dealing with cache memory:

Step 1: Launch Photoshop on your Mac.

Step 2: Now, click on the "Edit" option in the menu bar.

Step 3: After that, move your mouse over "Purge," which will show you four new options, including Clipboard, Undo, Histories, and All.

clearing photoshop cache

Step 4: The final step is to select either one of the options or click on "All" to get rid of all types of cache memory on Photoshop.

Solution 2. Optimize Disk Space on Mac

From time to time, it is recommended that you check the drive content on your Mac computer. This will enable you to get rid of unessential data and files and save a lot of storage space on your Mac. All you need to do is go to the "Apple Menu," then to "About This Mac" and click on the "Storage" tab.

optimize disk space

You will see a Sierra bar graph and next to it a "Manage" button. Click on this option to manage storage space on your device. Get the most out of these tools on Mac and maximize space. It is among the best optimization techniques.

Solution 3. Delete Temp Files on Mac

If the in-built tools did not help you much to clear scratch disk, you now have to do the job yourself. All you need to do is look for files on Mac that include "pst" extension, string of numbers, and ".temp" file extension.

Further, search for "Photoshop Temp" to make sure that your scratch disk is empty. You will have to wait for a few minutes to complete the research. After the search results appear on the screen, you can safely remove all the temporary files from your Mac.

delete photoshop temp

Solution 4. Change Your Scratch Disk

If you are fed up of regularly trying to maximize space on your Mac and if you are still experiencing the issue of "Photoshop scratch disk full," then you can change the location of the scratch disk to another drive. This will help you to deal with a full scratch disk error on Mac. Here are simple steps to change your scratch disk:

Step 1: Launch Photoshop on Mac.

Step 2: Once launched, tap the option "Preferences" on the menu.

Step 3: Now, choose "Scratch Disk."

change scratch disk

Step 4: The final step is to click on "OK" to save changes.

Note: When launching Photoshop, you can change the location of Scratch Disk by simply pressing Command + Option.

Solution 5. Free Up RAM in Terminal

If your Photoshop stops working due to RAM space, you can run a command in Terminal. Here's how to do it:

Step 1: Search for the Terminal on Launchpad.

Step 2: Open the Terminal.

Step 3: Now, type "Sudo surge" in Terminal.

free up ram terminal

Step 4. After that, enter your password.

That's it! You have cleared up your RAM and released all the files stored in virtual memory.

Solution 6. Follow the 15% Rule

You should adopt the common practice of keeping a minimum of 10 to 15% of free disk space at all times. So, if the size of the hard disk is 256 GB, you must keep at least 25 GB of space free. This will give enough room to save multiple projects, render Photoshop files, and more.

follow 15% rule

Note: If your CPU is making loud fan noise, it means it's about to reach the maximum carrying capacity and is overloaded.

Solution 7. Look for the Hidden Files in Your Photoshop Folder

There is a possibility that some of the invisible project leftovers are taking up a lot of disk space on your Mac. You can look for these hidden files and get rid of them. The only thing you have to do is apply a shortcut combination to reveal hidden files. First, open the Photoshop folder and press the keys "Command+Shift+Period." If you see any folders that are greyed out, check their size and remove them.

look for hidden files photoshop

Solution 8. Consider Purchasing a New SSD

Usually, the "scratch disk is full in Photoshop" errors occur due to a lack of HDD or RAM space. You can address this issue by purchasing the Thunderbolt Solid-State Drive (SSD). You can use it as a scratch disk. As per the standards set today, a 60 GB SSD should suffice.


How to Initialize Photoshop on Mac

When it comes to photo editing tools available out there, Photoshop is still the first among editors and is used worldwide for its advanced and intuitive graphic editing features. So if you own a Mac and want to explore new features and functions of Photoshop, you should first download and install the application on your Mac. Here's how you can do it:

Step 1: Visit the Creative Cloud apps catalog.

Step 2: Now, look for Photoshop and click on Download.

download photoshop

Step 3: If you are not signed in, you will be asked to sign in with your Apple ID and password. Just follow the instructions given on the screen.

Step 4: Your application will now begin to download. Additionally, the Adobe Creative Cloud application will also appear on the desktop.

Step 5: You can check your download progress in the status bar, which is located next to the name of the application.

Note: Depending on the speed of your network, it might take some time to download the Photoshop application.

Step 6: Once the downloading process is complete, now it's time to launch the application. Photoshop is launched like any other application on your computer. To launch the app, all you have to do is look for the Photoshop icon in the Apps panel. After you've found the application, click on "Open."

That's it! Now you are ready to work on Photoshop and explore your creativity.


How to Recover Files Lost by Full Disk on Mac

With a full disk error or software crash, you may not be able to open or save the essential files you are working on, and you may end up losing them. In this case, you can use a Mac data recovery software like Recoverit to recover and restore your files without any further delay.

Follow the steps below to recover data through Recoverit:

Step 1: Launch Recoverit on Mac

Before recovering lost files, you need to launch and install Recoverit on your Mac. To start the software, all you need to do is double click the "Recoverit" icon. If you have set a password for the software, type the password and press "Enter" or "Return" to launch Recoverit. It will only take a few seconds to initiate the Mac data recovery process.

Step 2: Select a Device

The next step is to select a drive under the "Devices" tab or the "Desktop" tab, which is below the "Select Location" tab. Now, click on the "Start" button to initiate the next step.

select device

Step 3: Scan the Location

After you have selected the device, Recoverit will start with an overall scan. With advanced searching and scanning, you can retrieve and restore all your deleted, lost, or formatted files. Furthermore, you can pause or stop the scanning process if you have found your lost data.

mac scanning lost files

Step 4: Preview and Recover Files

Before proceeding with the final recovery step, Recoverit allows you to preview the recoverable files by clicking on the "Preview" button on the right panel. You are allowed to open a single file from the resulting menu by double-clicking it. Remember, you can only preview a file that is smaller than 15MB.

mac photo recovery

Once you have reviewed the data, now it is time to click on the "Recovery" button to restore your file.

Note: Choose a different location to save the recovered files. Do not keep the files on the full disk where you couldn't save the data. This will help you to prevent the overwriting of data.


Tips Avoiding Adobe Scratch Disk Full and File Loss on Mac

So now that you know how to fix "Photoshop scratch disk full" error and how to recover lost files, here are some tips that you can use in the future to avoid file loss and "Adobe scratch disk full error" on your Mac.

Closing Words

Following this guide carefully will not only help you to overcome "scratch disk full Mac" error, but you will also get to experience a smoother and faster running Photoshop that will make editing more exciting and fun.

So whether you decide to get a software or fix the issue yourself, just ensure that your scratch disk always has some free space.

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Sue Wayne

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