java.lang.NoSuchFieldError: INSTANCE

[chanvoyage]

I'm trying to get the SpoolDirCsvSourceConnector follow up https://rmoff.net/2020/06/17/loading-csv-data-into-kafka/
,but found something error like this

======csv connect yaml=========

apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaConnector
metadata:
name: csv-connector
namespace: kafka
labels:
strimzi.io/cluster: thdlcd0-dev-connect-cluster
spec:
class: "com.github.jcustenborder.kafka.connect.spooldir.SpoolDirCsvSourceConnector"
tasksMax: 1
config:
topic: csv-testing-topic
input.path: /home/kafka/data/unprocessed
error.path: /home/kafka/data/error
finished.path: /home/kafka/data/precessed
input.file.pattern: ".*\.csv"
schema.generation.enabled: true
csv.first.row.as.header: true
================== Check my plugin ===========

========= path csv file ========

====== path plugin connector========

[scholzj]

The Exception seems to be coming from, the connector, so you probably need to start the investigation there.