potential APPC issue-
Sliwka, Wojciech (Nokia - PL/Wroclaw) -
tried to invoke softwareUpgrade and it failed with following exception (log from so-bpmn) :
 
2019-06-03T08:40:18.150Z|| o.onap.appc.client.impl.protocol.AsyncProtocolImpl - Got body: {"output":{"common-header":{"timestamp":"2019-06-03T08:40:16.083Z","originator-id":"MSO","request-id":"a56fd460-8fde-4d56-892a-a07fc563a0e7","sub-request-id":"f55521e6-eb71-47fb-8a6b-d70f41ff95f0","flags":

{"mode":"NORMAL","ttl":65000,"force":"FALSE"}

,"api-ver":"2.00"},"status":{"message":"WORKFLOW NOT FOUND - No workflow found for VNF