IFeatureClass pFeatureClassnull = pFeatureLayernull.FeatureClass;
pFeaturenull = pFeatureClassnull.CreateFeature();
pFeaturenull.Shape = xpoint;
pFeaturenull.Store();
pFeaturenull.Delete();
IFeatureClass pFeatureClassnull = pFeatureLayernull.FeatureClass;
pFeaturenull = pFeatureClassnull.CreateFeature();
pFeaturenull.Shape = xpoint;
pFeaturenull.Store();
pFeaturenull.Delete();