This error alert usually happens when you choose the Save for Web option.
Unfortunately, restarting Photoshop doesnt solve the problem.
Lets see what else you’re free to do to eliminate this annoying error alert.
Additionally,take a screenshotof the image you cant save.
If youre forced to close Photoshop unexpectedly, youll have a screenshot of the problematic image.
Then, select theEdit menu, selectPurge, and click onAll.
Close all the background programs you dont actively use and check the results.
Update Photoshop
check that to drop in the latest Photoshop version on your machine.
If this issue is due to a software bug, the latest update may include a fix for it.
press theHelp menuand selectUpdates.
If youre using Adobe Creative Cloud, go toAppsand hit theUpdatebutton.
Let Photoshop Manage Memory
Tweak your Registry controls to allow Photoshop to automatically manage memory.
But before you do anything, confirm to back up your Registry.
Then, exit Photoshop completely and follow the steps below.
If you have 4GB or 8GB of RAM, punch in 4000 or 8000, respectively.
Then close all the images youre not editing and force-stop background apps to free up memory.
Additionally, plant the latest Photoshop updates and let Photoshop manage memory.