Please check your Twitter Application details, that you have specified the number of tweets to load, if you have ran out of API requests, or if your account is set to private
Debug Details
stdClass Object ( [errors] => Array ( [0] => stdClass Object ( [code] => 326 [message] => To protect our users from spam and other malicious activity, this account is temporarily locked. Please log in to https://twitter.com to unlock your account. ) ) )