collector state is stopped..

Hi.

at the log i can see my collector state is stopped. how can i fined the issue and how to fixed it.

2019-07-25 08:57:31,896 +00:00 [BlockingQuotaEnforcer(Senders)] INFO com.sumologic.scala.collector.CommonsHTTPTransmitter - Taking collector online from current state org.apache.mina.statemachine.State@44ba450b[id=Stopped]