searchDisplayController 引起的数组越界处理办法

Terminating app due to uncaught exception 'NSRangeException', reason: '*** -[__NSArrayI objectAtIndex:]: index 1 beyond bounds [0 .. 0]'

*** First throw call stack:

(

0  CoreFoundation           0x000000010c6c6c65 __exceptionPreprocess + 165

1  libobjc.A.dylib           0x000000010c35fbb7 objc_exception_throw + 45

2  CoreFoundation           0x000000010c5bd17e -[__NSArrayI objectAtIndex:] + 190

3  UIKit                0x000000010d230fd2 -[UITableViewDataSource tableView:indentationLevelForRowAtIndexPath:] + 106

4  UIKit                0x000000010cdfb1b9 __53-[UITableView _configureCellForDisplay:forIndexPath:]_block_invoke + 1711

3  UIKit                0x000000010d230fd2 -[UITableViewDataSource tableView:indentationLevelForRowAtIndexPath:] + 106
解决方法：

-(NSInteger)tableView:(UITableView *)tableView indentationLevelForRowAtIndexPath:(NSIndexPath *)indexPath
{
  return 0;
}