Thanks for the reply.  I actually had the same idea to start with something 
simple to recreate the problem.  One of those ideas that come to you .5 secs 
after you hit the send key.  I eventually resolved the issue.  I did indeed 
need to handle the memory warning in the ViewController that managed 
UISeachDisplayController.   When this occurs I need to save off the current 
search text, release the current instance of UISearchDisplayController, and 
create a new instance.  Releasing and recreating was the only way I could get 
the views to behave properly.  Then in the ViewDidLoad set the saved off search 
text on UISearchBar.  This actually performs the search as if the user typed in 
the text.


On Jan 2, 2011, at 3:20 PM, Matt Neuburg wrote:

> On Sat, 01 Jan 2011 10:36:01 -0600, Donald Largen <don.lar...@me.com> said:
>> Here is my situation.  I have UIViewController, call it ViewControllerA, 
>> that contains an UITableView and UISearchDisplayController.  ViewControllerA 
>> is the root view controller in a UINavigationController.  Things seem to 
>> work OK, that is I can preform a search, display the results, and select a 
>> row and push a detail view controller onto the stack, call it 
>> ViewControllerB.  
>> 
>> The problem I am having is when ViewControllerB is displayed I am getting a 
>> memory warning.  When I navigate back to ViewControllerA the 
>> UISearchDisplayController did something in response to the memory warning.  
>> The search bar is gone, the search results table view is gone, the 
>> navigation bar is gone, and the "source table view" is displayed but has 
>> been scrolled to the top of the screen.  
>> 
>> I am thinking I need to handle this memory warning by recreating the 
>> UISearchDisplayController but I am not sure.  I have a feeling though I am 
>> not doing something right in my setup of the UISearchDisplayController.
> 
> That's certainly possible, but since you don't show how you set up the 
> UISearchDisplayController, it's impossible to say more. However, in your 
> position here's what I would do: create a completely new minimal project 
> consisting of nothing but a UINavigationController with two 
> UIViewControllers, the first of which has the UISearchBar controlled by the 
> UISearchDisplayController. Now convince yourself that this minimal project 
> does / does not have the problem you describe. If it doesn't, you know it's 
> due to something else you're doing differently in the real project. m.
> 
> --
> matt neuburg, phd = m...@tidbits.com, <http://www.apeth.net/matt/>
> A fool + a tool + an autorelease pool = cool!
> AppleScript: the Definitive Guide - Second Edition!
> http://www.apeth.net/matt/default.html#applescriptthings

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