Load DWH incremental job fails with error "JasperException: Connection reset"

Products

• Clarity PPM SaaS
• Clarity PPM On Premise

Issue/Introduction

The Load Data Warehouse (DWH)  Incremental Job job failed, and the bg-dwh.logs references the below error

ERROR 2019-08-12 16:38:37,158 [Dispatch Load Data Warehouse - Incremental : bg@zzzzzzzzz (tenant=clarity)] restAdapter.JasperRestAdapter sendRequest Error: Connection reset
ERROR 2019-08-12 16:38:37,158 [Dispatch Load Data Warehouse - Incremental : bg@zzzzzzzzz (tenant=clarity)] restAdapter.JasperRestAdapter  Login failed: httpclient.io.error - Connection reset
ERROR 2019-08-12 16:38:37,158 [Dispatch Load Data Warehouse - Incremental : bg@zzzzzzzzz.(tenant=clarity)] jasperAdmin Could not login to https://<reporturl>/reportservice with username admin
com.ca.jasper.restAdapter.JasperException: Connection reset
	at com.ca.jasper.restAdapter.JasperRestAdapter.sendRequest
ERROR 2019-08-12 16:38:37,158 [Dispatch Load Data Warehouse - Incremental : bg@zzzzzzzzz (tenant=clarity)] kettle.DataWareHouseKettleJob Could not login to Jaspersoft, domains could not get updated for customizations
ERROR 2019-08-12 16:38:37,162 [Dispatch Load Data Warehouse - Incremental : bg@zzzzzzzzz (tenant=clarity)] niku.njs Error executing job: 5125160
java.lang.RuntimeException: Exception getting Admin : Connection reset
Caused by: java.lang.reflect.InvocationTargetException
Caused by: com.ca.jasper.restAdapter.JasperException: Connection reset

Resolution

Rerun the Load Data Warehouse job - Incremental mode, this issue usually recovers after a short period of time.