collector.warn(localize('ViewContainerDoesnotExist',"View container '{0}' does not exist and all views registered to it will be added to 'Explorer'.",entry.key));
collector.error(localize('duplicateView1',"Cannot register multiple views with same id `{0}` in the view container `{1}`",item.id,container.id));
returnnull;
}
letcontainer=this.getViewContainer(entry.key);
if(!container){
collector.warn(localize('ViewContainerDoesnotExist',"View container '{0}' does not exist and all views registered to it will be added to 'Explorer'.",entry.key));