Stack Overflow
Stack Overflow

Questions tagged [xcode]

Xcode is Apple's integrated development environment (IDE). USAGE NOTE: Use this tag only for questions about the Xcode IDE itself, and not for general Mac or iOS programming topics. Use [cocoa] for Mac programming questions, and [cocoa-touch] or [iOS] or [Swift] for iOS programming questions.

Xcode is Apple's integrated development environment (IDE) tool, which runs on . It is used for creating apps for macOS (), iOS (), iPadOS (),watchOS () and tvOS () platforms.

This tag should be used only for questions about the Xcode tool itself, not for programming questions for which you happen be using Xcode - if your question would stay the same if you used and for writing your program, avoid adding this tag.

  • For macOS programming questions, use the or tag.

  • For iOS programming questions, use the or tags.

  • For Apple Watch programming questions, use the , or tags.

  • For questions about the Objective-C language and its features, use the tag.

  • For questions about the Swift language and its features, use the tag.

Latest Versions:

  • Current stable version is Xcode 14.2 released on December 13, 2022
  • Beta version is Xcode 14.3 RC released on March 21, 2023

Release notes:

SDKs in Xcode 14

  • iOS 16
  • iPadOS 16
  • tvOS 16
  • watchOS 9
  • macOS 13

This tag covers:

  • Project organization
  • Source code editing
  • Build system
  • Unit testing
  • Xcode Instruments
  • Interface Builder (prior to Xcode 4, Interface Builder was a separate app, in which case you would use the tag)

More information:

Related:

Related tags for specific versions:

158769 questions
545
votes
16 answers

How to install Xcode Command Line Tools

How do I get the command-line build tools installed with the current Xcode/Mac OS X v10.8 (Mountain Lion) or later? Unlike Xcode there is no installer, it's just a bundle. It looks like all the command line tools are in the bundle, under…
Scott Wisniewski
  • 24,561
  • 8
  • 60
  • 89
541
votes
5 answers

Xcode Project vs. Xcode Workspace - Differences

I am trying to understand how the whole ecosystem of iOS works. Until now, I could find an answer for most of my question (and trust me, there have been a lots of them), but for this one, there seems to be no clear answer yet. What is the…
user1247294
529
votes
20 answers

Take screenshots in the iOS simulator

I want to take a screenshot of my iOS application when it is running in the simulator, and save the screenshot on my Mac. How can I do this?
Shreyash Mahajan
  • 23,386
  • 35
  • 116
  • 188
525
votes
82 answers

Getting error "No such module" using Xcode, but the framework is there

I'm currently coding in Swift, and I've got an error: No such module Social But I don't understand, because the module is in my project, declared in "Linked frameworks and Libraries" and in "Embedded Binaries". The frameworks is in Objective-C, so…
alexandresecanove
  • 5,725
  • 4
  • 15
  • 14
521
votes
14 answers

How can I set the title of a UIButton as left-aligned?

I need to display an email address on the left side of a UIButton, but it is being positioned to the centre. Is there any way to set the alignment to the left side of a UIButton? This is my current code: UIButton* emailBtn = [[UIButton alloc]…
Madan Mohan
  • 8,764
  • 17
  • 62
  • 96
512
votes
7 answers

Is it okay to delete the macOS Xcode CoreSimulator devices folder?

My ~/Library/Developer/CoreSimulator/Devices folder is 26 GB. Is it safe to just delete all the content? Will those files be automatically regenerated?
Franck
  • 8,939
  • 8
  • 39
  • 57
504
votes
16 answers

Codesign error: Provisioning profile cannot be found after deleting expired profile

Tried to rebuild an app that was working just yesterday. Got a message that a profile had expired, so I removed it from the iPod and from iTunes. When I chose a new profile (one with an * in the identifier), I now get an error: Code Sign Error:…
quantumpotato
  • 9,637
  • 14
  • 70
  • 146
503
votes
25 answers

Xcode warning: "Multiple build commands for output file"

I am getting an error like this: [WARN]Warning: Multiple build commands for output file /Developer/B/Be/build/Release-iphonesimulator/BB.app/no.png [WARN]Warning: Multiple build commands for output file…
Futur
  • 8,444
  • 5
  • 28
  • 34
499
votes
11 answers

Missing Compliance status in TestFlight

When I added my latest build for internal testing with TestFlight, I saw that it had a "Missing Compliance" status. Is this a major problem? Why does this appear? How can I resolve this issue?
Chandan Jee
  • 5,440
  • 4
  • 16
  • 24
496
votes
8 answers

iPad Multitasking support requires these orientations

I'm trying to submit my universal iOS 9 apps to Apple (built with Xcode 7 GM) but I receive this error message for the bundle in iTunes Connect, just when I select Submit for Review: Invalid Bundle. iPad Multitasking support requires these…
Cosmin
  • 6,623
  • 3
  • 26
  • 28
494
votes
11 answers

"Agreeing to the Xcode/iOS license requires admin privileges, please re-run as root via sudo." when using GCC

While attempting to compile my C program, running the following command: gcc pthread.c -o pthread Returns: Agreeing to the Xcode/iOS license requires admin privileges, please re-run as root via sudo. and my code does not compile. Why is this…
coachcal
  • 12,841
  • 3
  • 16
  • 12
484
votes
4 answers

Ignore Xcode warnings when using Cocoapods

I use quite a lot third party libraries which have many warnings in it, after the latest Xcode updates. (for example the Facebook SDK pod) Now all these warnings are shown in my Xcode on the place I want to see my own warnings or errors. Is there…
KrauseFx
  • 11,551
  • 7
  • 46
  • 53
483
votes
41 answers

Fixing Xcode 9 issue: "iPhone is busy: Preparing debugger support for iPhone"

I'm looking for more information on the message below. Xcode 9 seems to be hanging for a couple minutes already... How can I tell Xcode 9 to quickly recognize my previously used device updated to iOS 11? .Alex’s iPhone is busy: Preparing debugger…
Alex Stone
  • 46,408
  • 55
  • 231
  • 407
479
votes
14 answers

This certificate has an invalid issuer Apple Push Services

I have created certificate to enable Push Services in my app, but every time I try to add certificate in my Keychain, after adding certificate it shows me following error: This certificate has an invalid issuer
Aamir
  • 16,329
  • 10
  • 59
  • 65
471
votes
4 answers

Xcode 4 - "Archive" is greyed out?

I would like to archive my application, but the Archive option is greyed out. What could cause this?
Nippysaurus
  • 20,110
  • 21
  • 77
  • 129
1 2
3
…
99 100