Swift debug iphone

Swift debug iphone. NSLog in iOS 10-13/macOS 10. Here are some common techniques that you can use to debug your Swift code: 1. Then I have to manually attach the iOS debugger. The browser will download the profile file. #if DEBUG simulatorDebugFilename ( file ) // 💡 or any `String`. For those new to coding, Swift Playgrounds offers a way for you to explore what’s possible with the Swift programming language, SwiftUI, and the APIs (frameworks) you’ll use to build apps for Apple platforms Feb 22, 2018 · I'm using CoreBluetooth and CoreData, most of the application is written in Objective-C, with some third-party libraries in Swift. When you load a project, the extension creates build tasks for everything in your project, along with debug and release For iOS, iPadOS, and tvOS issues, connect the device to your Mac. Xcode 15 requires a Mac running macOS Ventura 13. Swift provides a default debugging textual representation for any type. The extension is developed by members of the Swift Community and maintained Build settings. Whenever you print out an object you might end up with basic information that doesn’t really help you solve your issue. Find out more about this and other processes to resolve issues reported by users or App Review. Debug features: Breakpoints, callstacks, inspect local Returns a half-open range that contains its lower bound but not its upper bound. Overview. Adrian Prantl. Augusto Noronha. But after I updated my device to iOS 15 I’m getting the app's splash screen for more than a minute every time I build the app. I'm using Xcode 12 with iPhone 12 Pro. It’s also capable of iPhone USB debugging. Use Xcode to manage your entire development workflow — from creating your app to testing, optimizing, and submitting it to the App Store. Search for DEBUG and look to see if indeed DEBUG is being set. This initializer works with any type, and uses the custom debug Description property for types that conform to Custom Debug String Convertible: Jun 10, 2015 · Apr 12, 2017 at 14:12. In the left column, choose the device, and in the detail area, check the box “Connect via Update your apps to use new features, and test your apps against API changes. Restart your Mac in Recovery mode: immediately after your Mac turns on, press Command (⌘) + R. After the archive builds, the Organizer displays. How to debug your SwiftUI previews in Xcode Debugging strategies. Code: 4. Get started coding in Swift by making an image viewer app and learning key concepts. Pay attention though. Identify runtime crashes and undefined behaviors in your app during testing using Xcode’s sanitizer tools. View the status of the build in the activity area of the toolbar. これまで Objective-C で開発をしていたとき、デバッグ時のみ実行したいコードは以下のように記述していました。. Mar 20, 2023 · In Swift, there are several debugging techniques that can help you identify and resolve issues in your code. You use debugPrint when you want more information about what is being printed to the console. Of course, you can choose any simulator you To try to debug it, set your active scheme in Xcode to be AppName > iPhone 11 Pro Max. The first piece we need is to support “simulator” as a possible environment. The Battery Usage pane in the Xcode Organizer shows a breakdown of the appʼs foreground and background power use, giving you a starting place to optimize power consumption. Jan 14, 2017 · The Swift team give an impeccable impression of a group of people who’ve never actually tried to use Swift. That default representation is used by the String(reflecting:) initializer and the debug Print(_:) function for types that don’t provide their own. Jun 6, 2018 · Okay, now lets proceed to the actual steps that will help you enable a remote debugging: Open your project on Xcode. change the default logging verbosity, change asserts from fatal to non-fatal, etc). Use the controls in the debug area to step Apr 6, 2017 · PDF Companion File. With a bit of imagination, we can find other solutions, for example, we can move the check to a function: func isDebugCheck(a: Int, b: Int) -> Bool { #if DEBUG return a == b #else return false #endif } You can use these network debugging tools to view the traffic going over the network, and thus independently check the validity of that traffic. By default, SwiftPM will build a debug version of the application. Sponsor Hacking with Swift and reach the world's largest Swift community! Debug builds of an app place the debug symbols inside the compiled binary file by default, while release builds of an app place the debug symbols in a companion debug symbol (d SYM) file to reduce the size of the distributed app. Feb 8, 2022 · Back in 2019 I wrote an article about how to debug your Swift Package Manager projects in Visual Studio Code. Xcode is also great for team collaboration. We need to remember that a tab view can hold up to five items on an iPhone. ★ Features Apr 19, 2018 · First, go to settings on iPhone → Safari → Advanced. And we'll show you how you can gather and process log messages to help you understand and debug unexpected This extension adds language support for Swift to Visual Studio Code. print ("Hello World Overview. callStackSymbols. When you create a custom View with SwiftUI, Xcode can display a preview of the view’s content that stays up-to-date as you make changes to the view’s code. Don't forget set some breakpoints in your framework project. Swift support uses SourceKit LSP for the language server to power code completion and LLDB to enable debugging. Now let’s create a new project on open it in VS Code! $ swift package init --type executable. To build and run your code, choose Product > Run, or click the Run button in your project’s toolbar. The Metal debugger provides useful tools for analyzing many aspects of how your app uses the GPU. . Run Swift Snippet: If the currently open file is a Swift snippet then run it. Now this will show description of variable/delegate. Select the Show Develop menu in menu bar check box and close the settings window. --. Debugging on iOS 15 is terribly slow in Xcode. Learn the basics of Swift syntax using Xcode playgrounds – start here if this is your first time using Swift. If the file has not been saved it will save it to a temporary file so it can be run. So your entire development team can work together on the app and ensure it’s ready for testers before deployment. NSLog("%0. Select Debug Preview. In Xcode 8: Debug->Attach to Process-> Select name of your app. Using logging, you can generate a transcript describing the operations being performed by your application that Aug 13, 2021 · let a = 3. Aug 16, 2020 · Perhaps the most commonly used Swift compiler directive is the #if command, which enables us to conditionally include or exclude certain code blocks when our program is being compiled. Supported file formats. g. Edit: this will only work with apps installed using Xcode. Dec 3, 2015 · Step 1: Register as a Developer. Then using the simulator alone (not Xcode) click on the AppName to let it run. May 4, 2015 · 2 Answers. Then, find the “Utility” and open the Terminal. The Dark theme can also be enabled in the preferences. I've tried cleaning and rebuilding, but that doesn't help. e. Right-click (or Control-click) on the Live Preview button in the bottom right corner of the preview. May 28, 2019 · If you create your constraints in code, just set the identifier property to a string as you go – “Main Title Horizontal Center” for example. Project 2: Guess the Flag Nov 1, 2021 · In short, this setting is enabled by default and prevents us from debugging any iOS app in Xcode except our own. Returns a Boolean value indicating whether the value of the first argument is less than or equal to that of the second argument. May 5, 2020 · Debugging Swift May 05, 2020 Oct 15, 2020 • 5 min read Using Custom debug descriptions to improve debugging. This technique can also be useful to describe the current device by its common/publicly recognized name. Feb 8, 2022 · First we need to install the mentioned extension: Swift for Visual Studio Code. To test the exact conditions your app user’s experience, create a release build. Recovery Suggestion: Restore the connection to “iPhone 12” and run “APP_TARGET_NAME” again, or if “APP_TARGET_NAME” is still running, you can attach to it by selecting Debug > Attach to Process > APP_TARGET_NAME. ios. Creating Sources/. Augusto Noronha works on Swift debugging and is a member of the Debugger Compiler Integration team at Apple. Now go to Xcode and look just below the main text editor, where the row of debugging buttons live: you want to click the button that has three rectangles in, just to the left 316. static func > (UUID, UUID) -> Bool. Oct 15, 2019 · As shown below, select iPhone to install this profile. Nov 23, 2011 · Here are the questions again. Start for free. Project 1: Storm Viewer Constants and variables, UITableView, UIImageView, FileManager, storyboards. Specify your project’s build settings in plain-text files, and supply different settings for debug and release builds. The app stays visible for a few seconds and the Overview. Note that debug versions are not suitable for running in production as they are significantly slower. See Profiles and Logs to download the profile. Run the app. , when you ship your app to the App Store – Xcode automatically disables your assertions so they won’t reach your users. Open the Terminal and type: tail -f /var/log/system. Swift is a powerful, open source language that includes modern features developers love. If you want to show line numbers in the gutter to the left of the editor, you can enable line numbers in the Xcode preferences. // #endif. For watchOS issues, install the logging profile to the paired iPhone and then connect the iPhone to your Mac. EDIT: This stopped working on Mavericks/Xcode 5. 12-10. So let’s look at the process of setting up an iOS simulator. May 28, 2019 · When we try to debug an instance of this struct – i. Jul 18, 2023 · OSLog is the future of logging in Swift and an excellent replacement for commonly used print statements and comes with several advantages, like reading out logs from the Console app and low-performance overheads. Each binary file in an app — the main app executable, frameworks, and app extensions — has its own d SYM file. May 2, 2023 · Method 1: Using the XCode Simulator. Once done, enable the Develop menu on the Mac device. run your application on simulator. For the best rendering of plain and rich text in your app, however, you should use UITextView instead. Nov 22, 2021 · Sidebar is a great way how to show quick navigation to multiple views on an iPad. With powerful developer tools like Swift and Xcode, every business can build amazing apps. . It allows us to print objects using po object and find out the state while our application is paused by, for example, a breakpoint. There is literally no reason not to add identifiers to your Basic Swift debugging using print () We're going to start with the absolute easiest debugging technique, which is the print () function. Creating executable package: MyProject. You should set the breakpoint on a line of code inside the method and not the call to the super class. #else self #endif } } Mar 31, 2022 · In today's video we will look at various D bugging techniques in ex code 13. #if DEBUG let apiKey = "KEY_A" #else let apiKey = "KEY_B" #endif However in order for them to be picked up by Swift, you need to set "Other Swift Flags" in your target's Build Settings: Open Build Settings for your target; Search for "other swift flags" Add the macros you wish to use, preceded by the -D flag You can print values onto console window at run-time. 4f", CGFloat. Especially for linux! Time for an update! Running, debugging and developing your targets in Visual Studio Code is not prepared by Sep 20, 2014 · NSLog adds a timestamp and identifier to the output, whereas print will not. Swift provides us with a private static method Self. For example, we might use that command to check if our app is currently being compiled with its debug build configuration, by checking if the default DEBUG flag Apr 29, 2022 · Apple don't give a crap to explain how to debug something that needs debugging at the same time, watch and iPhone and the process I have discovered, after digging on the web is this: Using Xcode you select the scheme YourAppWatch > Apple Watch via iPhone and run your watch application on device. Sadly, it looks wrong as a list on an iPhone and automatically navigates to the default view. Dave Lee. Share. Lightcode is a VSCode extension to debug iOS apps on iPhone - a lightweight alternative to Xcode. Turn on Web Inspector. These include a complete simulator, breakpoints, and even a mode that highlights slower UI elements during runtime. Swift is a powerful and intuitive programming language for all Apple platforms. Meet the latest generation of Swift unified logging APIs. Debug vs. Release Mode. Build, run, and debug your app. May 28, 2019 · To activate view debugging, first you need to be using iOS 8. Features. Old ways: iOS Simulator prints its logs directly to stdout, so you can see the logs mixed up with system logs. As usual, you can set a different value when in Debug or when in Release. Swift Standard Library. iphone; xcode; swift; debugging; or ask your own question. We can improve that by showing a tab view for iPhone and sidebar for iPad user interfaces. Try adding this struct to a playground: struct Player: CustomDebugStringConvertible { var name: String = "@twostraws" var debugDescription: String { return name. It supports: Automatic generation of launch configurations for debugging with CodeLLDB. _printChanges() that prints out the Jun 11, 2021 · Lost connection to the debugger on “iPhone 12”. For example, in Swift this will display the text sent to the logger, as it's a static string: static Feb 10, 2021 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. This prints a message into the Xcode debug console that can say anything you want, because users won't see it in the UI. The variable should be named "debugger" with the value "true". It’s easy to get started using Swift, with a concise-yet-expressive syntax and modern features you’ll love. You can follow this guide on how to build your project using xcodebuild. In the window that appears, click “Devices”. ARKit combines device motion tracking, world tracking, scene understanding, and display conveniences to simplify building an AR experience. 11. Select the Advanced tab. You use one of the preview macros — like Preview (_:body:) — to tell Xcode what to display. In late december 2021, the Swift Server Working group released a brand new extension for vscode, which dramatically improves debugging your Swift code. 3. Discussion. Asking for help, clarification, or responding to other answers. Creating Package. Online Swift Compiler. In your Xcode project’s scheme editor, set the run destination to a device and adjust the archive task to the Release configuration. When the screen below appears, the profile has been downloaded. When I build and run, the debugger attaches to the watch automatically. I can unplug the iPad, but Xcode still thinks its debugging. print () - Writes the textual representations of the given items into the standard output. iOS Simulator > Menu Bar > Debug > Open System Log. Then under the Debug scheme's Arguments tab add a new environment variable. Type csrutil disable; reboot. Visit Apple's developer website and click Member Center at the top. In the Settings app, click the Profile Downloaded tab as Jan 10, 2022 · Sorted by: 0. I've also tried to use Xcode 13 with the iOS 15 device, and it also seems to be broken! Sep 30, 2019 · Click on a Swift file from the Project Navigator and you’ll see something like this: Xcode code editor area. Diff D39143 on the LLVM project by Bob Wilson adds a new Simulator case to the EnvironmentType enumeration and then adds some helpers: bool isSimulatorEnvironment() const { return getEnvironment() == Triple::Simulator; } Overview. Jan 27, 2016 · Step 4: Register Your Device. Adrian Prantl manages the Debugger Compiler Integration team at Apple. Go to Finder and find the . You add the DEBUG symbol with the -D DEBUG entry. Developer Mode, available in iOS 16 and later, watchOS 9 and later, and visionOS, protects people from inadvertently installing potentially harmful software on their devices, and reduces attack vectors exposed by developer-only functionality. This will enable users to test any iOS app on a Windows device. Take advantage of powerful yet readable options for formatting data — all without sacrificing performance. Inspect your running app to investigate issues in the appearance and placement of the content it displays. Provide details and share your research! But avoid . log. Xcode shows the preview in a canvas beside your code. In the Devices tab, select your application, then click on the Gear icon, then click Download Container Choose the location you want to save the file, then click on Save. Xcode includes a world-class code editor, built in SwiftUI preview tools that show the UI of your app as you modify code, and a Sep 13, 2014 · Swift での #ifdef DEBUG のやり方. static func < (UUID, UUID) -> Bool. swift. Dec 22, 2022 · 1. @Kingalione, if you're trying to type it in the debugger, you need to type e print (Thread. Creating . Improve this answer. The above command will run the build using the latest Swift Docker image, utilizing bind mounts to the sources on your Mac. Check your project's build settings under 'Apple LLVM - Preprocessing', 'Preprocessor Macros' for debug to ensure that DEBUG is being set - do this by selecting the project and clicking on the build settings tab. Now perform step-by-step debug. First of all, let me say that this step is useful for testing push notification only (in sandbox mode), and it’s not necessary for the production mode. 1)Find a debug log on the device 2)open the file and attach the contents of the file as inline text in to the mail. Displaying log messages in the system console while running your application is one of the oldest debugging mechanisms available. In addition to HTML content, UIWebView objects can be used to display other content types, such as Keynote, PDF, and Pages documents. Links Dec 26, 2023 · As Apple’s official development environment, Xcode includes a complete, but moderate kit of features to debug an application for iOS. When you build a release version of your app – i. An incredibly basic compiler task is to provide code a way to distinguish between debug & release builds, in order that it can behave accordingly (e. I have been following these steps and they always worked perfectly. If you enabled the Debug executable option in your scheme, Xcode Xcode is a suite of tools developers use to build apps for Apple platforms. He works on debug info in the compiler and the Swift plugin in LLDB. 3)Allow the user to email it the next time app launches. Up until today, I've been able to build, run, and debug my watch app and iOS app at the same time. Select Window > Devices and Simulators. If the build is successful, Xcode runs the app and opens a debugging session in the debug area. After a successful build, Xcode launches the associated app. Two common modes: Run: build the app, install to iPhone, launch the app to start debugging. Technical Note TN2347. launch app from your device manually ("usingLibDemo") open framework project and Attach to Process of your app (launched in step 5). Link your device to your Mac via a USB cable. Modern. For macOS issues, proceed to the next step. Note that using Option 3 running ionic on the device (or 2 building from Xcode) allows Option 1 debugging with Safari too. Jun 15, 2023 · Connect the iOS device to the machine. Read the agreement, check the checkbox if you agree, and click Submit. Mar 12, 2019 · else if debug && a == b { } In release mode the code will become unreachable and the optimizer will remove it anyway. The Xcode 15 release supports on-device debugging in iOS 12 and later, tvOS 12 and later, and watchOS 4 and later. After capturing a Metal workload (see Capturing a Metal workload in Xcode) or replaying a GPU trace (see Replaying a GPU trace file ), the Metal debugger presents the Summary viewer. */. The top graph shows the on-screen use, and the percentage of battery used during a 24-hour period while the app is in the foreground and the device isnʼt connected to power. forEach {print ($0)}. Select diagnostics and check "address sanitizer". Calling this property directly is discouraged. /**. To do so: Go to Settings > Safari > Scroll down to the bottom > Open Advanced Menu>. Click the Run button in the toolbar or choose Product > Run to build and run the app on the selected simulated or real device. Open the desired web page to debug or preview on your mobile Safari browser. Instead, convert an instance of any type to a string by using the String(reflecting:) initializer. Below are steps : Place a break-point for which you want to get values. 9. #endif. Specify the options you use to compile, link, and produce a product from a target, and identify settings inherited from your project or the system. , print it out, or hover over it in the debugger – we just want the player’s name to come back, for easier debugging. Place a cursor on variable/delegate whose value is to be checked at run-time. LLDB is our debugging tool available inside the Xcode console. Write your code in this editor and press "Run" button to execute it. Run your app, and browse to the view controller you want to inspect. Assuming you are in the directory with the . xcappdata file you just downloaded, then right click and select Show Package in It’s the official IDE for Apple that’s used to create, test, and debug apps for iOS devices, including iPhone, iPad, Apple Watch, Mac, and Apple TV. x uses printf -style format strings, e. The ultimate tool for debugging network traffic, supporting both iOS and Android simulators and physical devices. swift-snapshot-testing 📸 Delightful Swift snapshot testing; XcodeCoverage Code coverage for Xcode projects (Objective-C only) ios-deploy Install and debug iPhone apps from the command line, without using Xcode; libimobiledevice A cross-platform protocol library to communicate with iOS devices Jun 12, 2020 · SPONSORED Proxyman: A high-performance, native macOS app for developers to easily capture, inspect, and manipulate HTTP/HTTPS traffic. Mar 27, 2013 · stop process. Run Swift Script: Run the currently open file, as a Swift script. Unchecking this now shows my source code when debugging. Apple does not offer a standalone simulator on the App Store. Everything worked fine on iOS 14. I found the issue. – Duncan C. // 2. Occasionally, you could encounter crash logs without the EXC_BAD_ACCESS key identifier, which is most common on macOS and looks as follows: Exception Type: SIGSEGV Exception Codes: SEGV_MAPERR at 0x34e5sffc2ad3. This question is in a collective: a Apr 14, 2022 · Add View+Debug. しかし Swift では同じ記述ができません。. Custom debug descriptions can help you debug your own custom objects, structs, errors, and other types. Then, choose the Archive option in Xcode’s Product menu. Second, these assertion crashes only happen while you’re debugging. Set it in the "Swift Compiler - Custom Flags" section, "Other Swift Flags" line. import SwiftUI #if DEBUG import SwiftUISimulator #endif public extension View { func debugFilename ( _ file : StaticString = #file ) -> some View { // Enabled when debug build only. We'll also show you how to use the dwim-print command to evaluate expressions in your Mar 29, 2018 · Simulator Environment. 1. Learn how to log events and errors in your app while preserving privacy. Jan 24, 2017 · 86. static func <= (UUID, UUID) -> Bool. Very easy way to debug your Preview: Open your Swift project in Xcode 11. The Swift extension will auto-generate these files for your SwiftPM project so you won’t need to manually set them up. Swift 3 // 1. 0" -scheme YourScheme SYMROOT=". Attach: with the app already installed, launch the app to start debugging right away. Swift Playgrounds provides a unique environment for developers to explore, tinker, and learn how to code and build apps. xcodeproj file, the command will look something like this: xcodebuild -destination "platform=iOS Simulator,name=iPhone 14 Pro Max,OS=16. Here we are going to register the device (or devices) that the app is going to be tested to in the Apple Developer website. In Xcode, go to Window > Devices and Simulators. If you like to learn more tips on debugging, check out the debugging category page. Explore how you can navigate your logs easily and efficiently using advanced filtering and improved visualization. The "scattershot" approach to bug fixing is to litter your code with calls to print Introduction to Swift. To reproduce bugs that appear in the submitted build of your app, use the Archive feature in Xcode to test the exact build of your app that was submitted to the App Store or Mac App Store. Domain: IDEDebugSessionErrorDomain. This can be done in Xcode by going to the menu item Product->Edit Scheme. According to the hint, Review the profile in Settings app if you want to install it, open Settings app on your iOS device. Enable the Web-Inspector option. Hopofully sanitizer will show you more precisely where in your code you have data race. Augmented reality (AR) describes user experiences that add 2D or 3D elements to the live view from a device’s sensors in a way that makes those elements appear to inhabit the real world. September 28, 2023. Follow. Then run the simulator. Instead, look for and download XCode which is freely available in the store. Add adress sanitizer to your scheme, and run application on simulator. gitignore. 1 of 21 symbols inside 931993666 . On the Mac, open the Console app, from Applications > Utilities in Finder. Diagnosing issues in the appearance of a running app. Xcode 15 includes SDKs for iOS 17, iPadOS 17, tvOS 17, watchOS 10, and macOS Sonoma. Creating README. 5 or later. We will dive into the world of breakpoints, symbolic break points, injection of Sep 25, 2014 · Nevertheless, the following code can be useful for prototyping, debugging, testing, or any time code needs to target a specific device family. pi) Debugging Apple Watch and iOS app simultaneously. In order for the data to print out the actual string, the string must be declared public when sent to logging. Debugging Apps That Have Been Submitted or Deployed. Swift code is safe by design and produces software that runs lightning-fast. Diagnosing memory, thread, and crash issues early. If you use Interface Builder, you can select any constraint and you’ll see a dedicated “Identifier” text property you can fill in. EDIT: Debug Preview is no longer supported in the latest versions of Xcode. /build" build. The best tool to use depends on the APIs you’re using and the type of problems you’ve encountered: If you’re working at the HTTP level, you may find that your request makes it to the server and It is possible to instruct the debugger to set environment variables when it launches a process it is about to debug. It’s best to look at other details of the crash Clean Build: Run swift package clean on package associated with open file. Code, Compile, Run and Debug Swift script online. Then type in the name of your App, and click Attach. Debugging and Reflection. Now, you must set the "DEBUG" symbol elsewhere, though. Nov 13, 2023 · Using LLDB to debug a change. To customize that representation, make your type conform to the Custom Debug String Convertible protocol. From the Safari menu bar, select Develop and choose the name of your attached iOS device, then select the URL that appears under Safari to open the debug console The detail is coming from Apple's Unified logging . e is short for expression, the LLDB command that tells the debugger to evaluate what you type as Swift statement. Click on your scheme (next to simulator) -> Edit scheme. Then go into Xcode and do Debug > Attach to process by PID. callStackSymbols) or e Thread. NSLog statements appear in both the device’s console and debugger’s console whereas print only appears in the debugger console. Sep 28, 2023 · Debugging Improvements in Swift 5. Jul 14, 2022 · Visual Studio Code uses a number of JSON configuration files to set up your development environment. After signing in with your Apple ID, you are asked to agree to Apple's Developer Agreement. And Xcode includes everything you need to create, build, and debug apps on iPhone, iPad, Mac, Apple Watch, and Apple TV. debugPrint () - Writes the textual representations of the given items most suitable for debugging Debug with structured logging. md. Then enable the "Web Inspector" option and follow the instructions to enable on Mac. If a debug message is a dynamic string, by default, <private> will be displayed. Thanks, iphone. Run ionic (with the desired options) targeting the device ionic run ios --device then open Safari and under the Develop menu start working with the desired target once it shows the webview. The additional information is usually useful for debugging. Then you'll be able to analyze variables at the breakpoint. Mobile Development Collective Join the discussion. Release the keys when Apple logo appears on the screen. Apple のドキュメントによると、代わりに以下のように記述 Sep 30, 2022 · With Safari open, select Safari from the menu bar and choose Preferences . 0, either on a device or the simulator. Jun 13, 2018 · Xcode 10. To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow . Declare outside class definition (or in its own file). Xcode analyzes your scheme’s targets and builds them in the proper sequence. Debug > Debug Workflow > "Always Show Disassembly" was checked off. The Summary viewer includes a preview of the last presented Sep 28, 2021 · The second line indicates the type of bad access together with the memory address. Discover the debug console in Xcode 15 and learn how you can improve your diagnostic experience through logging. I can quit the app on the iPad, but Xcode still thinks its debugging. Basic debugging using logging for Swift and Objective-C apps. kl qz mq no zb av oj ij nx tx