legacyservererror: invalid request parameters

In Firefox, after filling in my login details, master password and secret key and email address, I get the Can't sign in. LegacyServerError: Invalid request parameters. I have Big Sur 11.2.

1Password Version: 7.7
Extension Version: 70700016
OS Version: MacOS Big Sur 11.2
Sync Type: 1Password online account
Referrer: forum-search:legacy server error: invalid request parameters


  • Please ignore this topic. I closed Firefox and opened it again then retyped all the relevant details again and this time I was able to log into my 1password account.

  • ag_anaag_ana

    Team Member

    Thank you for the update @brie49! I am glad to hear that everything is working fine again.

    If you have any other questions, please feel free to reach out anytime.

    Have a wonderful day :)

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