after firefox refresh attachments (PDF) not found

I refreshed Firefox, then downloaded Zotero. The refresh produced a folder on my Mac desktop (OSX 10.11.6) named Old Firefox Data. From this, I found zotero.sqlite.bak file, which I put into the new Zotero profile data directory.

The libraries are restored but the attachments return a File Not Found error message. I then put the Storage folder from the Old Firefox Data folder into the new Zotero profile data directory folder. But Zotero is still not finding my files.

Advice, please!
  • what are the contents of the (new) Zotero profile directory currently (i.e. which files/folders)
  • addons.json
    blocklist.xml
    bookmarkbackups
    cert8.db
    compatibility.ini
    content-prefs.sqlite
    cookies.sqlite
    cookies.sqlite-shm
    cookies.sqlite-wal
    crashes
    datareporting
    extensions
    extensions.ini
    extensions.json
    features
    formhistory.sqlite
    gmp
    gmp-gmpopenh264
    gmp-widevinecdm
    key3.db
    localstore.rdf
    logins.json
    mimeTypes.rdf
    minidumps
    permissions.sqlite
    places.sqlite
    places.sqlite-shm
    places.sqlite-wal
    pluginreg.dat
    prefs.js
    revocations.txt
    saved-telemetry-pings
    search.json.mozlz4
    secmod.db
    sessionCheckpoints.json
    sessionstore-backups
    signedInUser.json
    SiteSecurityServiceState.txt
    storage
    times.json
    webapps
    webappsstore.sqlite
    webappsstore.sqlite-shm
    webappsstore.sqlite-wal
    xulstore.json
    zotero
  • place "storage" into the folder "zotero" and this should work.
  • Uh-oh. I did not see that there is a folder named Zotero in the data directory. I see it has a Storage folder within it.

    Because I replaced the (outer) Storage folder with the one in the Old Firefox Data, I may have to rebuild somehow, but don't know how.
  • I'd try just moving it and see what happens.
  • I quit Firefox, then moved the Storage folder out of the Zotero folder, saving under a different name on the desktop. Then I moved the Storage folder from the Data Directory folder into the Zotero folder. When I restart Firefox and Zotero, I still get the File Not Found error.

    The Data Directory folder has a new Storage folder in it, with a subdirectory called Permanent.
  • Do you still have the storage folder from the "Old Firefox Data"?
    Can you copy that into "zotero", replacing the folder you now copied?
  • OK! Things appear to be restored. Many thanks.
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