damccorm opened a new issue, #20320:
URL: https://github.com/apache/beam/issues/20320
two failures in shard 19
```
org.apache.beam.sdk.Pipeline$PipelineExecutionException:
java.lang.NullPointerException
at
org.apache.beam.runners.direct.DirectRunner$DirectPipelineResult.waitUntilFinish(DirectRunner.java:348)
at
org.apache.beam.runners.direct.DirectRunner$DirectPipelineResult.waitUntilFinish(DirectRunner.java:318)
at
org.apache.beam.runners.direct.DirectRunner.run(DirectRunner.java:213)
at org.apache.beam.runners.direct.DirectRunner.run(DirectRunner.java:67)
at
org.apache.beam.sdk.Pipeline.run(Pipeline.java:317)
at org.apache.beam.sdk.Pipeline.run(Pipeline.java:303)
at
org.apache.beam.sdk.extensions.sql.impl.rel.BeamEnumerableConverter.runCollector(BeamEnumerableConverter.java:201)
at
org.apache.beam.sdk.extensions.sql.impl.rel.BeamEnumerableConverter.collectRows(BeamEnumerableConverter.java:218)
at
org.apache.beam.sdk.extensions.sql.impl.rel.BeamEnumerableConverter.toRowList(BeamEnumerableConverter.java:150)
at
org.apache.beam.sdk.extensions.sql.impl.rel.BeamEnumerableConverter.toRowList(BeamEnumerableConverter.java:127)
at
cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl.executeQuery(ExecuteQueryServiceServer.java:329)
at
com.google.zetasql.testing.SqlComplianceServiceGrpc$MethodHandlers.invoke(SqlComplianceServiceGrpc.java:423)
at
com.google.zetasql.io.grpc.stub.ServerCalls$UnaryServerCallHandler$UnaryServerCallListener.onHalfClose(ServerCalls.java:171)
at
com.google.zetasql.io.grpc.internal.ServerCallImpl$ServerStreamListenerImpl.halfClosed(ServerCallImpl.java:283)
at
com.google.zetasql.io.grpc.internal.ServerImpl$JumpToApplicationThreadServerStreamListener$1HalfClosed.runInContext(ServerImpl.java:711)
at
com.google.zetasql.io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
at
com.google.zetasql.io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at
java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NullPointerException
at
org.apache.beam.sdk.extensions.sql.impl.rel.BeamUncollectRel$UncollectDoFn.process(BeamUncollectRel.java:103)
```
```
Apr 01, 2020 5:58:27 PM
cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl
executeQuery
INFO:
Processing Sql statement: SELECT e FROM UNNEST(CAST(NULL AS ARRAY<INT64>)) e
Apr 01, 2020 5:58:27 PM
cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl
executeQuery
INFO: Processing
Sql statement: SELECT e FROM UNNEST(CAST(NULL AS ARRAY<STRUCT<INT64>>)) e
```
Imported from Jira
[BEAM-9698](https://issues.apache.org/jira/browse/BEAM-9698). Original Jira may
contain additional context.
Reported by: apilloud.
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