Unable to read Images from xcode project in iPad IOS 10.2.1 64bit when download app from app store (testflight)

Question

Unable to read Images from xcode project for example. drag and drop one image to xcode project, then read using following code.

__weak NSString *strTemp = [NSString stringWithFormat:@"%@/s_%@",[[NSBundle mainBundle] resourcePath],[[self.arr_gallery objectAtIndex:i]valueForKey:@"filename_larger"]];

            strTemp = [strTemp substringToIndex:[strTemp length]-3];

            strTemp = [NSString stringWithFormat:@"%@png",strTemp];

// NSString *strTemp = [[NSString alloc] initWithFormat:@"%@/s_BGP001@2x.png",[[NSBundle mainBundle] resourcePath]];

            UIImage *image;

            image = [[UIImage alloc] initWithContentsOfFile:strTemp];

            img.image = image;

            strTemp = nil;

Answer 1

Write following code.

 NSString *newStrTemp = [strTemp stringByReplacingOccurrencesOfString:@"jpg" withString:@"png"];    

Instead of this one.

strTemp = [strTemp substringToIndex:[strTemp length]-3];
strTemp = [NSString stringWithFormat:@"%@png",strTemp];