Thursday, March 8, 2012

While sending SMS, application is crashing


I want to send sms using below code in iPhone 4, but the application is crashing due to this code only.




if ([MFMessageComposeViewController canSendText]) {
MFMessageComposeViewController *smsComposerController = [[[MFMessageComposeViewController alloc] init] autorelease];
[smsComposerController setBody:@"First SMS"];
smsComposerController.recipients = [NSArray arrayWithObjects:@"9886333333",@"9980444444",nil];
smsComposerController.messageComposeDelegate = self;
[smsComposerController release];
}



I am new for SMS sending , so can any one help me what I am doing wrong?

3 comments:

  1. You need to add [self presentModalViewController:smsComposerController animated:YES];
    in your code to send the sms.

    if ([MFMessageComposeViewController canSendText]) {
    MFMessageComposeViewController *smsComposerController = [[[MFMessageComposeViewController alloc] init] autorelease];
    [smsComposerController setBody:@"First SMS"];
    smsComposerController.recipients = [NSArray arrayWithObjects:@"9886333333",@"9980444444",nil];
    smsComposerController.messageComposeDelegate = self;
    [self presentModalViewController:smsComposerController animated:YES];
    }

    ReplyDelete
  2. You're autoreleasing and then releasing again smsComposerController.

    Just release it once. You can review you memory management rules here.

    ReplyDelete
  3. if ([MFMessageComposeViewController canSendText]) {
    MFMessageComposeViewController *smsComposerController = [[[MFMessageComposeViewController alloc] init] autorelease];
    [smsComposerController setBody:@"First SMS"];
    smsComposerController.recipients = [NSArray arrayWithObjects:@"9886333333",@"9980444444",nil];
    smsComposerController.messageComposeDelegate = self;
    [smsComposerController release]; <-------------- THIS IS YOUR ERROR
    }


    You should not release an auto-release object.

    ReplyDelete