Dropbox Sign common API errors and what they mean

Updated Nov 25, 2025

In this article

When using Dropbox sign API, you may encounter an error if there's something wrong on the request.

This article describes the cause of common issues and errors that are not listed here.

ErrorDescription
Missing parameter: client_idThe signature request is missing the correct client id.
Missing parameter, no token specifiedThe signature request is missing the signature request token.
Missing parameter, no IDThe signature request is missing the unclaimed draft token.
Cannot access this signature, your link is either invalid or expiredThe signature request has an invalid or expired sign_url or edit_url.
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