title: uitextview text displaying on ios 7 but not on ios 6
body: <p>i have added multiple uitextfields programatically on uiscrollview its working fine and displaying text in ios 7 . but i am facing problem on ios 6 it does not display text its just display a large empty area with black background on uiscrollview this is the code </p>
  
  <pre><code>// set array values to label
  -(void)addTextViews:(NSArray *)qualArray
  {
     //adding qualification label
     UILabel *qualLbl;
     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
     {
          qualLbl = [[UILabel alloc]initWithFrame:CGRectMake(10, imgVw.bounds.size.height+20, 100, 20)];
          [qualLbl setFont:[UIFont boldSystemFontOfSize:14.0]];
     }
     else
           qualLbl = [[UILabel alloc]initWithFrame:CGRectMake(10, imgVw.bounds.size.height+20, 150, 20)];
       [qualLbl setFont:[UIFont boldSystemFontOfSize:20.0]];
     }
  
      [qualLbl setTextColor:[UIColor colorWithRed:226.0f/255.0f green:73.0f/255.0f blue:20.0f/255.0f alpha:1.0]];
      [qualLbl setBackgroundColor:[UIColor clearColor]];
      [qualLbl setText:@"Qualification"];
      [self.srcVw addSubview:qualLbl];
      // adding text views
     NSLog(@"img view height %f",imgVw.bounds.size.height);
     height = imgVw.bounds.size.height + 55;
  
      for (int i = 0; i &lt; qualArray.count ; i++) {
          UITextView *txtVw ;
          UILabel *symbolLabel;
          if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
          {
              txtVw =[[UITextView alloc]initWithFrame:CGRectMake(35, height, self.srcVw.bounds.size.width-50, 0)];
              [txtVw setFont:[UIFont systemFontOfSize:12.0]];
  
              symbolLabel =[[UILabel alloc]initWithFrame:CGRectMake(10, height, 25, 25)];
              [symbolLabel setFont:[UIFont systemFontOfSize:12.0]];
          }
          else
          {
              txtVw =[[UITextView alloc]initWithFrame:CGRectMake(35, height, self.srcVw.bounds.size.width-50, 0)];
              [txtVw setFont:[UIFont systemFontOfSize:20.0]];
  
              symbolLabel =[[UILabel alloc]initWithFrame:CGRectMake(10, height, 25, 25)];
              [symbolLabel setFont:[UIFont systemFontOfSize:12.0]];
          }
  
          [txtVw setScrollEnabled:NO];
          [txtVw setEditable:NO];
          [txtVw  setText:[NSString stringWithFormat:@"%@" ,[qualArray objectAtIndex:i]]];
          [txtVw sizeToFit];
          [txtVw setTextColor:[UIColor whiteColor]];
          [txtVw setBackgroundColor:[UIColor clearColor]];
  
          [self.srcVw addSubview:txtVw];
          //  [txtVw setContentMode:UIViewContentModeScaleAspectFit];
          //setting symbol label properties
          [symbolLabel  setText:@"&gt;"];
          [symbolLabel setBackgroundColor:[UIColor clearColor]];
          [symbolLabel setTextColor:[UIColor colorWithRed:226.0f/255.0f green:73.0f/255.0f blue:20.0f/255.0f alpha:1.0]];
          [self.srcVw addSubview:symbolLabel];
          height = height + txtVw.frame.size.height;
      }
  }
  </code></pre>
  
  <p>its code working perfect in ios 7 but i don't know what is problen when i run it on ios 6</p>