(FULL NODE ERROR,java.lang.Exception: Unknown Contract,java.lang.Exception: Unknown Contract

[jangam2021]

Running release 1.0.1, receiving below error at console.
Blocks with below error are not saving into database.

(FULL NODE BLOCK,3295431)
(FULL NODE ERROR,java.lang.Exception: Unknown Contract,java.lang.Exception: Unknown Contract
at org.tronscan.utils.ProtoUtils$.fromContract(ProtoUtils.scala:44)
at org.tronscan.utils.ContractUtils$.getOwner(ContractUtils.scala:11)
at org.tronscan.importer.FullNodeReader$stateMachine$macro$517$1.$anonfun$syncChain$11(FullNodeReader.scala:152)
at scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:234)
at scala.collection.Iterator.foreach(Iterator.scala:929)
at scala.collection.Iterator.foreach$(Iterator.scala:929)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1417)
at scala.collection.IterableLike.foreach(IterableLike.scala:71)
at scala.collection.IterableLike.foreach$(IterableLike.scala:70)
at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
at scala.collection.TraversableLike.map(TraversableLike.scala:234)
at scala.collection.TraversableLike.map$(TraversableLike.scala:227)
at scala.collection.AbstractTraversable.map(Traversable.scala:104)
at org.tronscan.importer.FullNodeReader$stateMachine$macro$517$1.$anonfun$syncChain$10(FullNodeReader.scala:143)
at akka.stream.impl.fusing.Map$$anon$9.onPush(Ops.scala:53)
at akka.stream.impl.fusing.GraphInterpreter.processPush(GraphInterpreter.scala:519)
at akka.stream.impl.fusing.GraphInterpreter.execute(GraphInterpreter.scala:411)
at akka.stream.impl.fusing.GraphInterpreterShell.runBatch(ActorGraphInterpreter.scala:585)
at akka.stream.impl.fusing.GraphInterpreterShell$AsyncInput.execute(ActorGraphInterpreter.scala:469)
at akka.stream.impl.fusing.GraphInterpreterShell.processEvent(ActorGraphInterpreter.scala:560)
at akka.stream.impl.fusing.ActorGraphInterpreter.akka$stream$impl$fusing$ActorGraphInterpreter$$processEvent(ActorGraphInterpreter.scala:742)
at akka.stream.impl.fusing.ActorGraphInterpreter$$anonfun$receive$1.applyOrElse(ActorGraphInterpreter.scala:757)
at akka.actor.Actor.aroundReceive(Actor.scala:517)
at akka.actor.Actor.aroundReceive$(Actor.scala:515)
at akka.stream.impl.fusing.ActorGraphInterpreter.aroundReceive(ActorGraphInterpreter.scala:667)
at akka.actor.ActorCell.receiveMessage(ActorCell.scala:590)
at akka.actor.ActorCell.invoke(ActorCell.scala:559)
at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:257)
at akka.dispatch.Mailbox.run(Mailbox.scala:224)
at akka.dispatch.Mailbox.exec(Mailbox.scala:234)
at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
at akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
at akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
at akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
)