Subnet Scans are not running and other polling appears to be broken as well.
The IPAM.BusinessLayer.log has the error string below.
**** 2016-02-09 09:55:41,750  WARN SolarWinds.IPAM.Jobs.JobScheduler (null) - ExecutionEngineExists: JobScheduler channel threw CommunicationException. Retries: 2
**** 2016-02-09 09:55:41,750  WARN SolarWinds.IPAM.Jobs.JobScheduler (null) - Job Scheduler Exception:
System.ServiceModel.EndpointNotFoundException: There was no endpoint listening at net.pipe://localhost/solarwinds/jobengine/router that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details. ---> System.IO.PipeException: The pipe endpoint 'net.pipe://localhost/solarwinds/jobengine/router' could not be found on your local machine.
--- End of inner exception stack trace ---
The JobEngine v.2 logs are missing or blank.
The JobEnginev2 is corrupted/broken that causes jobs to not run properly.