[JavaScript Error: "Unix error 1 during operation setDates on file /Users/[…]/Zotero/storage/ACQ2L9T8/Ma[…].txt (Operation not permitted)" {file: "(unknown module)" line: 0}]
If you go to that folder in the Finder, can you access that file? Can you save to it?
Generally this would be due to either incorrect file permissions (though those usually result in a different error) or security software preventing Zotero from writing to its data directory.
Upgrade Storage
Generally this would be due to either incorrect file permissions (though those usually result in a different error) or security software preventing Zotero from writing to its data directory.