1.最近文件单张图片进行预览时删除成功后，返回NAS首页最近文件的图片全部删除

创维盒子/双子星云手机/Class/Set/previewFile/imageDetailsScrollViewController.m

@@ -416,10 +416,10 @@
 - (void)didDeleteSucFun
 {
     //删除最近文件
-    for (NASFilePicDataArrModel *dataModel in _totalDataArr) {
+    if(_index >=0 && _index < _totalDataArr.count){
+        NASFilePicDataArrModel *dataModel = _totalDataArr[_index];
         [[lastFileManager shareManager] deleteFileInfoWithUrl:dataModel.path];
     }
-    
     [_totalDataArr removeAllObjects];
 }