Hi,
I am trying to connect to the Clickhouse database. I can't fix this error.
NIFI 1.12.1
StandardControllerServiceNode[service=DBCPConnectionPool[id=f73ad0c3-0176-1000-0546-94e4c6c6fe9b],
versionedComponentId=null,
processGroup=StandardProcessGroup[identifier=f73973ae-0176-1000-a421-ff32b5b5cb70,name=NiFi Flow], active=true]
Failed to invoke @OnEnabled method due to java.lang.NoClassDefFoundError:
Could not initialize class ru.yandex.clickhouse.ClickHouseDriver:
Could not initialize class ru.yandex.clickhouse.ClickHouseDriver
![Annotation 2021-01-13 171158.png Annotation 2021-01-13 171158.png](https://community.cloudera.com/t5/image/serverpage/image-id/30105iC3489342FCD2928F/image-size/large?v=v2&px=999)
![tempsnip.png tempsnip.png](https://community.cloudera.com/t5/image/serverpage/image-id/30106i4E25024EB5FB8BB5/image-size/large?v=v2&px=999)