Below the code used & attached screenshot popup occure what can i do?

[Ajitnakum1]

        NSString* strlnk                    = [[CommonUtils sharedInstance] getNotNullString:[NSString stringWithFormat:@"%@%@", league_join_us_link, self.activationCode]];
        strlnk                              = [strlnk stringByReplacingOccurrencesOfString:vesion_ws withString:@""];

        TWTRComposer *composer = [[TWTRComposer alloc] init];
        [composer setText:@"Invitation to join league from Playnbrag:"];
        [composer setURL:[NSURL URLWithString:strlnk]];
        // Called from a UIViewController
        [composer showFromViewController:self completion:^(TWTRComposerResult result) {
            if (result == TWTRComposerResultCancelled) {
                NSLog(@"Tweet composition cancelled");
            }
            else {
                NSLog(@"Sending Tweet!");
            }
        }];