parquet schema conflict: optional binary <some-field> (UTF8) is not a group

{
  "type": "struct",
  "fields": [
    {
      "name": "categoryResults",
      "type": {
        "type": "array",
        "elementType": {
          "type": "struct",
          "fields": [
            {
              "name": "categoryId",
              "type": "string",
              "nullable": true,
              "metadata": {}
            }
          ]
        },
        "containsNull": true
      },
      "nullable": true,
      "metadata": {}
    }
  ]
}

ERROR [Executor task launch worker for task 15] commit.BaseCommitActionExecutor (BaseCommitActionExecutor.java:264) - Error upserting bucketType UPDATE for partition :0
org.apache.hudi.exception.HoodieException: org.apache.hudi.exception.HoodieException: java.util.concurrent.ExecutionException: org.apache.hudi.exception.HoodieException: operation has failed
	at org.apache.hudi.table.action.commit.CommitActionExecutor.handleUpdateInternal(CommitActionExecutor.java:100)
	at org.apache.hudi.table.action.commit.CommitActionExecutor.handleUpdate(CommitActionExecutor.java:76)
	at org.apache.hudi.table.action.deltacommit.DeltaCommitActionExecutor.handleUpdate(DeltaCommitActionExecutor.java:73)
	at org.apache.hudi.table.action.commit.BaseCommitActionExecutor.handleUpsertPartition(BaseCommitActionExecutor.java:258)
	at org.apache.hudi.table.action.commit.BaseCommitActionExecutor.handleInsertPartition(BaseCommitActionExecutor.java:271)
	at org.apache.hudi.table.action.commit.BaseCommitActionExecutor.lambda$execute$caffe4c4$1(BaseCommitActionExecutor.java:104)
	at org.apache.spark.api.java.JavaRDDLike$$anonfun$mapPartitionsWithIndex$1.apply(JavaRDDLike.scala:102)
	at org.apache.spark.api.java.JavaRDDLike$$anonfun$mapPartitionsWithIndex$1.apply(JavaRDDLike.scala:102)
	at org.apache.spark.rdd.RDD$$anonfun$mapPartitionsWithIndex$1$$anonfun$apply$25.apply(RDD.scala:853)
	at org.apache.spark.rdd.RDD$$anonfun$mapPartitionsWithIndex$1$$anonfun$apply$25.apply(RDD.scala:853)
	at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
	at org.apache.spark.rdd.RDD.iterator(RDD.scala:288)
	at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
	at org.apache.spark.rdd.RDD$$anonfun$7.apply(RDD.scala:337)
	at org.apache.spark.rdd.RDD$$anonfun$7.apply(RDD.scala:335)
	at org.apache.spark.storage.BlockManager$$anonfun$doPutIterator$1.apply(BlockManager.scala:1182)
	at org.apache.spark.storage.BlockManager$$anonfun$doPutIterator$1.apply(BlockManager.scala:1156)
	at org.apache.spark.storage.BlockManager.doPut(BlockManager.scala:1091)
	at org.apache.spark.storage.BlockManager.doPutIterator(BlockManager.scala:1156)
	at org.apache.spark.storage.BlockManager.getOrElseUpdate(BlockManager.scala:882)
	at org.apache.spark.rdd.RDD.getOrCompute(RDD.scala:335)
	at org.apache.spark.rdd.RDD.iterator(RDD.scala:286)
	at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
	at org.apache.spark.rdd.RDD.iterator(RDD.scala:288)
	at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90)
	at org.apache.spark.scheduler.Task.run(Task.scala:123)
	at org.apache.spark.executor.Executor$TaskRunner$$anonfun$10.apply(Executor.scala:408)
	at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1360)
	at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:414)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.hudi.exception.HoodieException: java.util.concurrent.ExecutionException: org.apache.hudi.exception.HoodieException: operation has failed
	at org.apache.hudi.common.util.queue.BoundedInMemoryExecutor.execute(BoundedInMemoryExecutor.java:143)
	at org.apache.hudi.table.action.commit.CommitActionExecutor.handleUpdateInternal(CommitActionExecutor.java:98)
	... 34 more
Caused by: java.util.concurrent.ExecutionException: org.apache.hudi.exception.HoodieException: operation has failed
	at java.util.concurrent.FutureTask.report(FutureTask.java:122)
	at java.util.concurrent.FutureTask.get(FutureTask.java:192)
	at org.apache.hudi.common.util.queue.BoundedInMemoryExecutor.execute(BoundedInMemoryExecutor.java:141)
	... 35 more
Caused by: org.apache.hudi.exception.HoodieException: operation has failed
	at org.apache.hudi.common.util.queue.BoundedInMemoryQueue.throwExceptionIfFailed(BoundedInMemoryQueue.java:227)
	at org.apache.hudi.common.util.queue.BoundedInMemoryQueue.readNextRecord(BoundedInMemoryQueue.java:206)
	at org.apache.hudi.common.util.queue.BoundedInMemoryQueue.access$100(BoundedInMemoryQueue.java:52)
	at org.apache.hudi.common.util.queue.BoundedInMemoryQueue$QueueIterator.hasNext(BoundedInMemoryQueue.java:257)
	at org.apache.hudi.common.util.queue.BoundedInMemoryQueueConsumer.consume(BoundedInMemoryQueueConsumer.java:36)
	at org.apache.hudi.common.util.queue.BoundedInMemoryExecutor.lambda$null$2(BoundedInMemoryExecutor.java:121)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	... 3 more
Caused by: java.lang.ClassCastException: optional binary categoryId (UTF8) is not a group
	at org.apache.parquet.schema.Type.asGroupType(Type.java:207)
	at org.apache.parquet.avro.AvroRecordConverter.newConverter(AvroRecordConverter.java:279)
	at org.apache.parquet.avro.AvroRecordConverter.newConverter(AvroRecordConverter.java:232)
	at org.apache.parquet.avro.AvroRecordConverter.access$100(AvroRecordConverter.java:78)
	at org.apache.parquet.avro.AvroRecordConverter$AvroCollectionConverter$ElementConverter.<init>(AvroRecordConverter.java:536)
	at org.apache.parquet.avro.AvroRecordConverter$AvroCollectionConverter.<init>(AvroRecordConverter.java:486)
	at org.apache.parquet.avro.AvroRecordConverter.newConverter(AvroRecordConverter.java:289)
	at org.apache.parquet.avro.AvroRecordConverter.<init>(AvroRecordConverter.java:141)
	at org.apache.parquet.avro.AvroRecordConverter.newConverter(AvroRecordConverter.java:279)
	at org.apache.parquet.avro.AvroRecordConverter.<init>(AvroRecordConverter.java:141)
	at org.apache.parquet.avro.AvroRecordConverter.<init>(AvroRecordConverter.java:95)
	at org.apache.parquet.avro.AvroRecordMaterializer.<init>(AvroRecordMaterializer.java:33)
	at org.apache.parquet.avro.AvroReadSupport.prepareForRead(AvroReadSupport.java:138)
	at org.apache.parquet.hadoop.InternalParquetRecordReader.initialize(InternalParquetRecordReader.java:183)
	at org.apache.parquet.hadoop.ParquetReader.initReader(ParquetReader.java:156)
	at org.apache.parquet.hadoop.ParquetReader.read(ParquetReader.java:135)
	at org.apache.hudi.client.utils.ParquetReaderIterator.hasNext(ParquetReaderIterator.java:49)
	at org.apache.hudi.common.util.queue.IteratorBasedQueueProducer.produce(IteratorBasedQueueProducer.java:45)
	at org.apache.hudi.common.util.queue.BoundedInMemoryExecutor.lambda$null$0(BoundedInMemoryExecutor.java:92)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	... 4 more

optional group categoryResults (LIST) {
  repeated group array {
    optional binary categoryId (UTF8);
  }
}

    optional group productResult (LIST) {
      repeated group array {
        optional binary productId (UTF8);
        optional boolean productImages;
        optional binary productShortDescription (UTF8);
      }
    }