2444532 - CPI processes and tasks hang while "Sending task to agent" - SAP Cloud Platform Integration for Data Services

• CPI shows "Sending task to the agent" or "Sending process to the agent" status indefinitely.
• DSOnPremisAgent*.log shows, some of the following errors
• java.lang.IllegalStateException: Connection pool shut down
• Error fetch request from cloud
• org.apache.http.impl.execchain.RetryExec execute 
• INFO: I/O exception (org.apache.http.NoHttpResponseException) caught when processing request
• <timestamp> INFO: executing http post requestPOST https://integration.onDemand.com/DSoD/agentmanager/unregister_agent HTTP/1.1
• <timestamp> INFO: unregister with cloud response content: OK
• If problem occurs after upgrade or install, Install_<timestamp>.log shows the following error even though install/upgrade completes successfully

• INFO : Execute Command: dbstop.exe –y dsod_agent_repo
  INFO : Return Code: 255

• SAP Cloud Platform Integration for Data Services

LOD-HCI-DS, process, stalled, hung, frozen, communication, mds_request, jobexec_request , KBA , LOD-HCI-DS , HANA Cloud Integration for Data Services , EIM-HCI , SAP HANA Cloud Integration (Data Services) , Problem