Twitter API Access error 401

twitter4j
java

#1

We recently submitted Developer access Application to get access to Ads Api and it was approved. After that started receiving below error.

401:Authentication credentials (https://dev.twitter.com/pages/auth) were missing or incorrect. Ensure that you have set valid consumer key/secret, access token/secret, and the system clock is in sync.
message - Invalid or expired token.
code - 89

Relevant discussions can be found on the Internet at:
http://www.google.co.jp/search?q=ec1fe56d or
http://www.google.co.jp/search?q=200cd637
TwitterException{exceptionCode=[ec1fe56d-200cd637], statusCode=401, message=Invalid or expired token., code=89, retryAfter=-1, rateLimitStatus=null, version=4.0.4}
Failed to get timeline: 401:Authentication credentials (https://dev.twitter.com/pages/auth) were missing or incorrect. Ensure that you have set valid consumer key/secret, access token/secret, and the system clock is in sync.
message - Invalid or expired token.
code - 89