搞不懂的错误_createPreparedCellForGlobalRow:withIndexPath

http://www.iphonedevsdk.com/forum/iphone-sdk-development/9102-assertion-failure-uitableview.html

2011-08-18 17:27:23.151 Encompass[49519:207] *** Assertion failure in -[UITableView _createPreparedCellForGlobalRow:withIndexPath:], /SourceCache/UIKit_Sim/UIKit-1447.6.4/UITableView.m:5613

    static NSString *CellIdentifier = @"Cell";
    static NSString *CellIdentifier2 = @"Cell2";
    
    UITableViewCell *cell = nil;
    
    if (indexPath.row == 0) {
        
        cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
        if (cell == nil) {
            cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
            cell.selectionStyle = UITableViewCellSelectionStyleNone;
////            
//            UILabel *fromOrToLabel = [UIControlUtil tableViewCellTextLabel:CGRectMake(10, 0, 73, 32)];
//            fromOrToLabel.textAlignment = UITextAlignmentCenter;
//            fromOrToLabel.textColor = [UIColor grayColor];
//            fromOrToLabel.tag = 1;
//            [cell.contentView addSubview:fromOrToLabel];
//            
//            UILabel *userLabel = [UIControlUtil tableViewCellTextLabel:CGRectMake(85, 0, 200, 32)];
//            userLabel.tag = 2;
//            [cell.contentView addSubview:userLabel];
//            
//            UIView *contentWrap = [[[UIView alloc] initWithFrame:CGRectMake(10, 32, 300, 18 * 6)] autorelease];
//            contentWrap.autoresizingMask = UIViewAutoresizingFlexibleWidth;
//            contentWrap.backgroundColor = [UIColor colorWithRed:0.95 green:0.95 blue:0.95 alpha:1];
//            
//            UILabel *contentLabel = [UIControlUtil tableViewCellTextLabel:CGRectMake(10, 0, 280, 18 * 6)];
//            contentLabel.font = [UIFont systemFontOfSize:14.0];
//            contentLabel.autoresizingMask = UIViewAutoresizingFlexibleWidth;
//            contentLabel.textAlignment = UITextAlignmentLeft;
//            contentLabel.numberOfLines = 0;
//            contentLabel.tag = 3;
//            [contentWrap addSubview:contentLabel];            
//            [cell.contentView addSubview:contentWrap];
//            
//            UILabel *timeLabel = [UIControlUtil tableViewCellTextLabel:CGRectMake(160, 0, 150, 32)];
//            timeLabel.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin;
//            timeLabel.textColor = [UIColor grayColor];
//            timeLabel.tag = 4;
//            [cell.contentView addSubview:timeLabel];
            
        }
        
//        UILabel *lbFromOrTo = (UILabel *)[cell.contentView viewWithTag:1];
//        UILabel *lbUser = (UILabel *)[cell.contentView viewWithTag:2];           
//        UILabel *lbContent = (UILabel *)[cell.contentView viewWithTag:3];
//        UILabel *lbTime = (UILabel *)[cell.contentView viewWithTag:4];
        
//        lbFromOrTo.text = EILocalizedString(@"Response");
//        self.mySegmentedControl = segmentedControl;
//        self.receive = receiveLabel;
//        self.response = responseLabel;
//        self.ShowMessage = ShowMessageTextView;
//        self.MessageResponse = MessageResponseTextView;
//        lbUser.text = ;
//        lbContent = receive;
//        lbTime = response;
    }
    else {
//        
//        cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier2];
//        if (cell == nil) {
//            
//            cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier2] autorelease];
//            cell.selectionStyle = UITableViewCellSelectionStyleNone;
//            
//            UILabel *responseLabel = [UIControlUtil tableViewCellTextLabel:CGRectMake(10, 0, 86, 32)];
//            responseLabel.textAlignment = UITextAlignmentCenter;
//            responseLabel.textColor = [UIColor grayColor];
//            responseLabel.tag = 4;
//            [cell.contentView addSubview:responseLabel];
//            
//            UITextView *textView = [[UITextView alloc] initWithFrame:CGRectMake(10, 32, 300, (60 * 3) - 52)];
//            textView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
//            textView.layer.borderWidth = 1;
//            textView.layer.borderColor =  [[UIColor lightGrayColor] CGColor];
//            textView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
//            textView.font = [UIFont fontWithName:@"Arial" size:18];
//            textView.returnKeyType = UIReturnKeyDone;
//            textView.tag = kReplyTextViewTag;
//            [cell.contentView addSubview:textView];
//            [textView release];
//        }
//        
//        UILabel *lbResponse = (UILabel *)[cell.contentView viewWithTag:4]; 
//        lbResponse.text = [NSString stringWithFormat:@"%@ :", EILocalizedString(@"Response")]; 
//        
//        UITextView *textView = (UITextView *)[cell.contentView viewWithTag:kReplyTextViewTag];
//        textView = MessageResponse;
    }
    return cell;

　　诡异的错误。本来没问题，不知道怎么回事。除了错误

原因：

 - (NSInteger)tableView:(UITableView *)table numberOfRowsInSection:(NSInteger)section {

return 5;

}  

 5  行  然而只给其中  3行赋值