NSXMLParser multiple call - BAD ACCESS

[philsen]

hello i want to parse html an with this information another html file...
after 1-5 call the program crashes...


header:

  #import <UIKit/UIKit.h>
    
    @interface FirstViewController : UIViewController <ZBarReaderDelegate, NSXMLParserDelegate>{
    
    	UIImageView *resultImage;
        UITextView *resultText;
        NSString *product_link;
        NSXMLParser *parseHTML;
        NSXMLParser *parseHTML2;
        NSMutableArray *myMutableArray;
        id <NSXMLParserDelegate> testkollege, asdf;
    }
    @property (nonatomic, retain) IBOutlet UIImageView *resultImage;
    @property (nonatomic, retain) IBOutlet UITextView *resultText;
    @property (nonatomic, assign) IBOutlet NSString *product_link;
    @property (nonatomic, assign) NSXMLParser *parseHTML;
    @property (nonatomic, assign) NSXMLParser *parseHTML2;
    @property (nonatomic, retain) NSMutableArray *myMutableArray;
    @property (nonatomic, assign) id <NSXMLParserDelegate> testkollege;
    @property (nonatomic, assign) id <NSXMLParserDelegate> asdf;
    - (IBAction) scanButtonTapped;
    
    @end

m-file:

   #import "FirstViewController.h"
    #import "/System/Library/Frameworks/Foundation.framework/Headers/NSDebug.h"
    
    @implementation FirstViewController
    @synthesize resultImage, resultText;
    @synthesize product_link;
    @synthesize parseHTML, parseHTML2;
    
    @synthesize myMutableArray;
    @synthesize testkollege, asdf;
    
    bool link_is_here = false;
    bool allergy_is_here = false; 
    bool parse_one_ok = true;
    
    - (void) imagePickerController: (UIImagePickerController*) reader
     didFinishPickingMediaWithInfo: (NSDictionary*) info
    {
    
        // ADD: get the decode results
        id<NSFastEnumeration> results =	[info objectForKey: ZBarReaderControllerResults];
        ZBarSymbol *symbol = nil;
        for(symbol in results)
            // EXAMPLE: just grab the first barcode
            break;
    	
        // EXAMPLE: do something useful with the barcode data
        resultText.text = symbol.data;    
        // EXAMPLE: do something useful with the barcode image
        resultImage.image =
    	[info objectForKey: UIImagePickerControllerOriginalImage];
    	
        // ADD: dismiss the controller (NB dismiss from the *reader*!)
        [reader dismissModalViewControllerAnimated: YES];
       
        parseHTML = [[NSXMLParser alloc] initWithContentsOfURL:[NSURL URLWithString:[@"http://url.com/suche/?q=" stringByAppendingString:symbol.data]] ];  
        NSLog(@"parser 1 start");
        [parseHTML setDelegate:self];
        [parseHTML parse]; 
        NSLog(@"parser 1 ready");
        [parseHTML release];
    
    }
    
    - (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qualifiedName attributes:(NSDictionary *)attributeDict
    {
        for(NSString *key in [attributeDict allKeys]) {
            if ([[attributeDict valueForKey:key] isEqualToString:@"search-result"]) {
                link_is_here = true;        
            }
            if ([key isEqualToString:@"href"] && link_is_here) {
                product_link = [attributeDict valueForKey:key];
                [parser abortParsing];
                parseHTML2 = [[NSXMLParser alloc] initWithContentsOfURL:[NSURL URLWithString:[@"http://url.com" stringByAppendingString:product_link]]];
                [parseHTML2 setDelegate:self];
                parse_one_ok = true;
                link_is_here = false;
                [parseHTML2 parse];
    
            }
            if ([key isEqualToString:@"id"] && [[attributeDict valueForKey:key] isEqualToString:@"nutrition-allergy"]) {
                allergy_is_here = true;
            }
            if ([key isEqualToString:@"title"] && allergy_is_here) {      
                NSLog(@"keys:  %@",[attributeDict valueForKey:key]);  
            }
            if ([key isEqualToString:@"id"] && [[attributeDict valueForKey:key] isEqualToString:@"another string"]) {
                allergy_is_here = false;
                parse_one_ok = true;
                NSLog(@"Parser off");
                [parser abortParsing];
            } 
        }
    }
    -(void) parserDidEndDocument:(NSXMLParser *)parser{
        if (parse_one_ok) {
    
            [parseHTML2 release];
            parse_one_ok = false;
        }
    }
    
    -(void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string{
        
    }  
    
    -(void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName{
        
    }
    - (void)didReceiveMemoryWarning {
    	// Releases the view if it doesn't have a superview.
        [super didReceiveMemoryWarning];
    	
    	// Release any cached data, images, etc that aren't in use.
    }
    
    - (void)viewDidUnload {
    	// Release any retained subviews of the main view.
    	// e.g. self.myOutlet = nil;
    }
    
    
    - (void)dealloc {
        self.product_link = nil;
    	self.resultImage = nil;
        self.resultText = nil;
        [super dealloc];
    }
    
    @end

nszombies are enabled, but there is no further information...