firefox tip

Delete “Parent” File to Fix “Profile in Use” Error

Delete “Parent” File to Fix “Profile in Use” Error

Long-time Firefox users will remember moments when, usually after a browser crash, they’ve been unable to restart Firefox, receiving an error message akin to “Firefox cannot use the profile “X” because it is in use.” The CyberNet tech blog notes that you can delete a file or two named “parent.lock,”…