Misc.TrialTracker plugin cannot be installed - The requested service has not been registered error

Getting this error , what would be the possible reason ?

The requested service 'Nop.Plugin.Misc.TrialTracker.Data.TrialTrackerRecordObjectContext' has not been registered. To avoid this exception, either register a component to provide the service, check for service registration using IsRegistered(), or use the ResolveOptional() method to resolve an optional dependency.
Local plugins