I found these in my dykbot-cron.err file. What causes this? Is it something to worry
about?
WARNING: API error mwoauth-invalid-authorization: The authorization headers in your
request are not valid: Nonce already used: <hex string elided>
ERROR: Retrying failed OAuth authentication for wikipedia:en: The authorization headers in
your request are not valid: Nonce already used: <hex string elided>