ios - fatal error: Array index out of range with Parse.com -

i have application swift 2 , parse.com. added uisearchcontroller, , when use it, application crash. , shows error "fatal error: array index out of range".

there error in string "if var pffiltered = dataforsearchcontroller?[indexpath.row]" exc_bad_instruction when touch in search bar.

    override func tableview(tableview: uitableview, cellforrowatindexpath indexpath: nsindexpath, object: pfobject?) -> pftableviewcell? {     var searchtext = searchcontroller.searchbar.text      let cellindentifier: string = "newscell"      var cell: parsetableviewcell? = tableview.dequeuereusablecellwithidentifier(cellindentifier) as? parsetableviewcell      if searchcontroller.active == false {         if (cell == nil) {             cell = parsetableviewcell(style: uitableviewcellstyle.default, reuseidentifier: cellindentifier)         }          if let pfobject = object {             //cell?.textlabel?.text = pfobject["textnews"] as? string             cell?.labelnametext?.text = pfobject["namenews"] as? string // name             cell?.labeldatatext?.text = pfobject["datenews"] as? string // data             cell?.labeltext = pfobject["textnews"] as? string             cell?.labelurlnews = pfobject["urlnews"] as? string // link on site news              var imagefromparse = object?.objectforkey("imagenews") as? pffile             imagefromparse?.getdatainbackgroundwithblock({ (imagedata: nsdata?, error: nserror?) -> void in                 var image: uiimage! = uiimage(data: imagedata!)!                 cell?.imageviewcell.image = image             })         }     } else {         if var pffiltered = dataforsearchcontroller?[indexpath.row] {             cell?.labelnametext?.text = pffiltered["namenews"] as? string             cell?.labeldatatext?.text = pffiltered["datenews"] as? string             cell?.labeltext = pffiltered["textnews"] as? string             cell?.labelurlnews = pffiltered["urlnews"] as? string              var imagefromfilteredparse = object?.objectforkey("imagenews") as? pffile             imagefromfilteredparse?.getdatainbackgroundwithblock({ (imagedatatwo: nsdata?, error: nserror?) -> void in                 var imagetwo: uiimage = uiimage(data: imagedatatwo!)!                 cell?.imageviewcell.image = imagetwo             })         }     }     return cell } 

override func numberofsectionsintableview(tableview: uitableview) -> int {     return 1 }  override func tableview(tableview: uitableview, numberofrowsinsection section: int) -> int {     var query: pfquery = pfquery(classname: "newsnow")     if self.dataforsearchcontroller == nil {         return objects?.count ?? 0     } else {         return dataforsearchcontroller?.count ?? 0     } }