Unable to run Get-AzSKSecurityRecommendationReport

[vmwaredinesh]

Whenever i run this command i am getting below shown error message.

Get-AzSKSecurityRecommendationReport : Parameter set cannot be resolved using the specified named parameters.
At line:2 char:1

• Get-AzSKSecurityRecommendationReport -SubscriptionId $sub

•   + CategoryInfo          : InvalidArgument: (:) [Get-AzSKSecurityRecommendationReport], ParameterBindingException
    + FullyQualifiedErrorId : AmbiguousParameterSet,Get-AzSKSecurityRecommendationReport