Delete event cause failure

[pandikirushnan]

When we delete a record on source , the Bireme service stops and has the below error.

15:39:32 INFO Provider debezium1 - Provider debezium1 Start.
15:48:16 FATAL Dispatcher - Dispatcher exit on error.
15:48:16 FATAL Dispatcher - Stack Trace:
cn.hashdata.bireme.BiremeException: Transform failed.

at cn.hashdata.bireme.Dispatcher.checkTansformResults(Dispatcher.java:121) ~[bireme-1.0.0.jar:?]
at cn.hashdata.bireme.Dispatcher.call(Dispatcher.java:73) [bireme-1.0.0.jar:?]
at cn.hashdata.bireme.Dispatcher.call(Dispatcher.java:34) [bireme-1.0.0.jar:?]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_272]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_272]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_272]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_272]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_272]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_272]

Caused by: java.lang.NullPointerException
at java.io.StringReader.(StringReader.java:50) ~[?:1.8.0_272]
at com.google.gson.JsonParser.parse(JsonParser.java:45) ~[gson-2.8.0.jar:?]
at cn.hashdata.bireme.provider.DebeziumProvider$DebeziumTransformer.transform(DebeziumProvider.java:135) ~[bireme-1.0.0.jar:?]
at cn.hashdata.bireme.provider.KafkaProvider$KafkaTransformer.fillRowSet(KafkaProvider.java:203) ~[bireme-1.0.0.jar:?]
at cn.hashdata.bireme.Provider$Transformer.call(Provider.java:145) ~[bireme-1.0.0.jar:?]
at cn.hashdata.bireme.Provider$Transformer.call(Provider.java:113) ~[bireme-1.0.0.jar:?]
... 6 more
15:48:16 INFO Bireme - stop Bireme daemon
15:48:16 INFO Bireme - set stop flag to true
15:48:16 INFO ChangeLoader - Loader exit, corresponding table public.orders.
15:48:16 INFO ChangeLoader - Loader exit, corresponding table public.json_orders.
15:48:16 INFO ChangeLoader - Loader exit, corresponding table public.newitems.
15:48:16 INFO Bireme - Bireme exit
15:48:16 INFO Bireme - destroy Bireme daemon