Nilay here from Backblaze. 
We changed the API to use bucket name&#x27;s instead of bucket id&#x27;s... but the B2 CLI script on our website is out of date.<p>The version on github is accurate. <a href="https:&#x2F;&#x2F;github.com&#x2F;Backblaze&#x2F;B2_Command_Line_Tool" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;Backblaze&#x2F;B2_Command_Line_Tool</a><p>Sorry about the confusion.