public void setRecommendationId(String recommendationId) {
        this.recommendationId = recommendationId;
    }
<p>
The identifier of the recommendation that is in error.
</p>

@param recommendationId
       The identifier of the recommendation that is in error.
aws-java-sdk-qconnect/src/main/java/com/amazonaws/services/qconnect/model/NotifyRecommendationsReceivedError.java