java.lang.NullPointerException: null
at com.google.protobuf.AbstractMessage$Builder.mergeFrom(AbstractMessage.java:371)
at mdg.engine.proto.Reports$Trace$Node$Builder.mergeFrom(Reports.java:8262)
at mdg.engine.proto.Reports$Trace$Node$Builder.mergeFrom(Reports.java:8090)
at com.google.protobuf.SingleFieldBuilderV3.getBuilder(SingleFieldBuilderV3.java:132)
at com.google.protobuf.RepeatedFieldBuilderV3.getBuilder(RepeatedFieldBuilderV3.java:241)
at com.google.protobuf.RepeatedFieldBuilderV3$BuilderExternalList.get(RepeatedFieldBuilderV3.java:626)
at com.google.protobuf.RepeatedFieldBuilderV3$BuilderExternalList.get(RepeatedFieldBuilderV3.java:607)
at java.util.AbstractList$Itr.next(AbstractList.java:358)
at java.util.Spliterators$IteratorSpliterator.tryAdvance(Spliterators.java:1812)
at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:499)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:486)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.findFirst(ReferencePipeline.java:531)
at com.braintreepayments.apollo_tracing_uploader.NodePath$Segment.getChild(NodePath.java:59)
at com.braintreepayments.apollo_tracing_uploader.NodePath.getChild(NodePath.java:42)
at com.braintreepayments.apollo_tracing_uploader.NodePath.getChild(NodePath.java:42)
at com.braintreepayments.apollo_tracing_uploader.NodePath.getChild(NodePath.java:42)
at com.braintreepayments.apollo_tracing_uploader.NodePath.getChild(NodePath.java:42)
at com.braintreepayments.apollo_tracing_uploader.NodePath.getChild(NodePath.java:31)