= Error:2019-12-11 05:59:24.583 UTC [common.deliver] deliverBlocks -> WARN 062 [channel: mychannel] Rejecting deliver request for 172.18.0.23:48168 because of consenter error

= Possible Cause : 
 if random leader election campaign going on due to *leader orderer crash* or
 re-initiate election due to split vote case or some other scenario and 
 you are trying to invoke the transaction.you will get such error.

= Solution : 
 make sure there is always leader orderer present.