Hello, I hope someone will be able to help me figure out this issue. I am not familiar with Flink much. Version is 1.13.2. It happens on server side when I am trying to run test on pipelines, and they are failing. What maybe the possible solution for this one?

[info]   org.apache.flink.runtime.client.JobExecutionException: Job completed with illegal application status: UNKNOWN.

331s220[info]   at org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:148)

331s221[info]   at org.apache.flink.runtime.minicluster.MiniClusterJobClient.lambda$getJobExecutionResult$3(MiniClusterJobClient.java:137)

331s222[info]   at java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:642)

331s223[info]   at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506)

331s224[info]   at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073)

331s225[info]   at org.apache.flink.runtime.rpc.akka.AkkaInvocationHandler.lambda$invokeRpc$0(AkkaInvocationHandler.java:237)

331s226[info]   at java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859)

331s227[info]   at java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837)

331s228[info]   at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506)

331s229[info]   at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073)