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  1. Problems after updating Zotero9

    by web_ling · May 18, 2026
    [JavaScript Error: "Cannot read properties of undefined (reading 'indexOf')
  2. My Zotera add in crashed when trying to do citations and bibliography

    by Qwertyzotrahelpneeded · May 15, 2026
    Thanks so much. Have done that and there is a long list of errors but no associated time and date that I can see. The errors are JavaScript Error Failed to load or JavaScript websocket connection clos
  3. Report ID: 585112557. Error on Opening Zotero 9.0.3

    by kwsmith · May 13, 2026
    [JavaScript Error: "Error: Failed to load resource://services-settings/remote-settings.sys.mjs"]
  4. Zotero does not sync in University desktop (installed and updated with admin rights)

    by rlehtila · May 12, 2026
    [JavaScript Error: "Error: Failed to load resource://services-settings/remote-settings.sys.mjs"]
  5. 1595072747 - "Zotero was unable to load translators and styles"

    by dorothee-beck · May 11, 2026
    [JavaScript Error: "NotAllowedError: Could not remove `C:\Users\beckd_h\AppData\Local\Temp\Zotero\ACM Digital Library.js' (NS_ERROR_FILE_ACCESS_DENIED)"]
  6. Cannot loggin in to my Zotero account on Zotero 9 (macOS)

    by dstillman · May 11, 2026
    [JavaScript Error: "NS_ERROR_FAILURE: Couldn't decrypt string" {file: "resource://gre/modules/crypto-SDR.sys.mjs" line: 197}]
  7. big, annotated PDF not loading, two scenarios

    by sascha_lieva · May 11, 2026
    [JavaScript Error: "Error: Failed to load resource://services-settings/remote-settings.sys.mjs"]
  8. LibreOffice: Clicking "Add Citation" does nothing at all after updating to Zotero 9

    by Mara.Khai · May 9, 2026
    [JavaScript Error: "ChromeUtils.import() has been removed. Use importESModule()"]
  9. Zotero Connecter与Zotero连不上

    by cather1ne · May 8, 2026
    [JavaScript Error: "HTTP request to http://127.0.0.1:23119/connector/proxies has timed out after 15000ms" {file: "chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/zotero.js" line: 314}]
  10. Help Needed - Zotero Sync Error 385693889

    by dstillman · May 7, 2026
    [JavaScript Error: "Could not remove `C:\Users\[…]\Zotero\storage\2T3JA3IN' (NS_ERROR_FILE_ACCESS_DENIED)"]
  11. Transfer of hybrid pdf storage to Dropbox

    by tim820 · May 7, 2026
    *you can get a list of all attachment file paths with Zutilo, or a list of all stored or linked files with javascript.
  12. Zotero unable to load translators and styles

    by adessec · May 6, 2026
    Everything fine here in the meantime, no more assistance needed at this point. The problem was possibly resolved by a JavaScript update this morning.
  13. Merge all duplicates

    by frahnbila · May 4, 2026
    First, the JavaScript solution (shared by @marcelparciak in 2020) does not work anymore, unless you use older version / has not update zotero since 2020. It will throw errors like “ReferenceError: Zot
  14. 67734299 error happens in my zotero,plz help me

    by GAGA... · May 4, 2026
    [JavaScript Error: "uncaught exception: undefined"]
  15. MCP for Zotero — connect your library to Claude, ChatGPT, and other AI assistants

    by JihoonMin · April 30, 2026
    output to stderr (i.e. `console.error('...')` in JavaScript, `print('...', file=sys.stderr)` in python) and it will appear in this log. { metadata: undefined }
  16. Error Exporting - Ticket #334441000

    by mainsa77 · April 29, 2026
    [JavaScript Error: "Error: Failed to load resource://services-settings/remote-settings.sys.mjs"]
  17. Bug that shows same tag multiple times

    by abaevbog · April 28, 2026
    To get an exact number, you could paste this line in Tools > Developer > Run Javascript, and press Run:
  18. Report: 1333457011 - Can't verify WebDAV server on MacOS

    by ivayloivanov · April 24, 2026
    [JavaScript Error: "Request timed out after 30000 ms"]
  19. Help! Zotero Error In Google Docs Reference: 809516569

    by manicmess · April 22, 2026
    At one point I had a very long javascript error pop up, but that has only happened once. This issue happens in chrome and edge, and in both personal and private windows. I can't even select to change
  20. 打不开文献,或者打开文献很慢

    by dstillman · April 22, 2026
    [JavaScript Error: "Request timed out after 30000 ms"]
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Zotero is a project of Digital Scholar, a nonprofit organization dedicated to the development of software and services for researchers and cultural heritage institutions.