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Home»Error Guides»Fixing the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error: The Developer’s Manual
Error Guides

Fixing the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error: The Developer’s Manual

Michael JenningsBy Michael JenningsSep 29, 2024Updated:Apr 10, 2025No Comments21 Mins Read

Ever been stopped dead in your tracks by the dreaded errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 error? You’re not alone. This cryptic NSCocoaErrorDomain error message frustrates countless developers working with macOS and iOS applications. The Ukrainian text “не вдалося знайти вказану швидку команду” translates to “could not find the specified shortcut command” – which gives us our first clue about what’s happening under the hood.

In this comprehensive manual, I’ll explain exactly what causes this error, how to diagnose it properly and provide battle-tested solutions that’ll get your code running smoothly again. No more guesswork – just concrete, actionable fixes.

errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4
Contents hide
1 What Exactly Is the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error?
2 Common Causes of the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error
2.1 1. Broken File Aliases or References
2.2 2. Permission Issues for File Access
2.3 3. Bundle Resource Path Issues
2.4 4. File System Changes During Runtime
3 Solutions Comparison: Prevention vs Recovery
4 Diagnosing the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error
5 Implementing a Robust File Handling System
5.1 Using the Robust File Manager
6 Testing for the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error
7 Conclusion

What Exactly Is the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error?

When you encounter the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 error, you’re dealing with Apple’s Cocoa framework telling you it can’t find a specified file, alias, or resource. Breaking down this error message:

errorDomain=NSCocoaErrorDomain

errorMessage=не вдалося знайти вказану швидку команду

errorCode=4

The most telling part is errorCode=4, which in Apple’s NSCocoaErrorDomain corresponds to NSFileNoSuchFileError. This error appears in your console or logs when your application tries to access a resource that doesn’t exist at the expected location.

Here’s how this error typically appears in your debug console:

Error Domain=NSCocoaErrorDomain Code=4 “не вдалося знайти вказану швидку команду.” UserInfo={NSFilePath=/Users/username/Documents/missing_file.txt, NSUnderlyingError=0x600003690f90 {Error Domain=NSPOSIXErrorDomain Code=2 “No such file or directory”}}

Understanding the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4

Common Causes of the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error

1. Broken File Aliases or References

Your app might be trying to access files through stale aliases or references. This happens frequently when:

// Problematic code

let fileURL = URL(fileURLWithPath: “/Users/developer/Documents/oldLocation/resource.json”)

do {

    let data = try Data(contentsOf: fileURL)

    // Process data

} catch {

    print(“Error loading file: \(error)”)

}

Solution:

// Fixed code

let fileManager = FileManager.default

let documentsDirectory = try! fileManager.url(for: .documentDirectory, in: .userDomainMask, appropriateFor: nil, create: false)

let fileURL = documentsDirectory.appendingPathComponent(“resource.json”)

// Check if file exists before attempting to load

if fileManager.fileExists(atPath: fileURL.path) {

    do {

        let data = try Data(contentsOf: fileURL)

        // Process data

    } catch {

        print(“Error loading file: \(error)”)

    }

} else {

    print(“File doesn’t exist at path: \(fileURL.path)”)

    // Handle missing file scenario

}

2. Permission Issues for File Access

Sometimes the file exists, but your app lacks the necessary permissions:

// Problematic code

let restrictedURL = URL(fileURLWithPath: “/Library/SystemPreferences/restricted.plist”)

do {

    let data = try Data(contentsOf: restrictedURL)

    // This will fail with NSCocoaErrorDomain error 4

} catch {

    print(“Error: \(error)”)

}

Solution:

// Fixed code

// First, use proper sandboxed locations

let fileManager = FileManager.default

let appSupportURL = try! fileManager.url(for: .applicationSupportDirectory, 

                                        in: .userDomainMask, 

                                        appropriateFor: nil, 

                                        create: true)

let fileURL = appSupportURL.appendingPathComponent(“settings.plist”)

// For files requiring special permissions, request them explicitly

// Example for Photos access:

PHPhotoLibrary.requestAuthorization { status in

    if status == .authorized {

        // Now you can access photos

    } else {

        // Handle permission denial

    }

}

3. Bundle Resource Path Issues

Another common scenario occurs when accessing resources from your app’s bundle:

// Problematic code

let imagePath = Bundle.main.path(forResource: “missingImage”, ofType: “png”)!

let image = UIImage(contentsOfFile: imagePath)

// Will crash if image doesn’t exist

Solution:

// Fixed code

if let imagePath = Bundle.main.path(forResource: “appIcon”, ofType: “png”) {

    if let image = UIImage(contentsOfFile: imagePath) {

        // Use the image

    } else {

        print(“Could not create image from file: \(imagePath)”)

    }

} else {

    print(“Resource not found in bundle”)

    // Fall back to a default image or handle the missing resource

    let defaultImage = UIImage(systemName: “photo”)

}

4. File System Changes During Runtime

This error often surfaces when files are moved or deleted while your app is running:

// Problematic code

// Store a file URL for later use

let tempFileURL = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent(“tempFile.txt”)

try “Some data”.write(to: tempFileURL, atomically: true, encoding: .utf8)

// Later (after file might have been deleted by system)

do {

    let data = try String(contentsOf: tempFileURL)

} catch {

    print(“Error reading file: \(error)”)

    // NSCocoaErrorDomain error 4 if file was deleted

}

Solution:

// Fixed code

let tempFileURL = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent(“tempFile.txt”)

// Write the file

do {

    try “Some data”.write(to: tempFileURL, atomically: true, encoding: .utf8)

} catch {

    print(“Error writing file: \(error)”)

}

// Later, check before reading

let fileManager = FileManager.default

if fileManager.fileExists(atPath: tempFileURL.path) {

    do {

        let data = try String(contentsOf: tempFileURL)

        // Process data

    } catch {

        print(“Error reading file: \(error)”)

    }

} else {

    print(“File no longer exists, recreating…”)

    // Handle recreation of necessary files

    do {

        try “Recreated data”.write(to: tempFileURL, atomically: true, encoding: .utf8)

    } catch {

        print(“Error recreating file: \(error)”)

    }

Solutions Comparison: Prevention vs Recovery

Prevention TechniquesRecovery Strategies
Always check file existence with FileManager.fileExists(atPath:) before accessImplement graceful error handling with specific error code checks
Use dynamic path resolution instead of hardcoded pathsCreate fallback content when resources aren’t available
Store references to the app documents directory, not absolute pathsLog detailed error information, including full file paths
Bundle critical resources with your app instead of expecting them on the filesystemImplement automatic resource redownload/regeneration logic
Implement file system change monitoring with DidChangeNotificationBuild a recovery system that can reconstruct lost data from other sources
Common Causes of the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4

Diagnosing the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error

When you encounter this error, follow this systematic diagnostic approach:

  1. Capture the complete error information:

do {

    // Attempt file operation

    let data = try Data(contentsOf: suspectURL)

} catch let error as NSError {

    print(“Domain: \(error.domain)”)

    print(“Code: \(error.code)”)

    print(“Description: \(error.localizedDescription)”)

    print(“Failure Reason: \(error.localizedFailureReason ?? “None”)”)

    print(“Recovery Suggestion: \(error.localizedRecoverySuggestion ?? “None”)”)

    if let filePath = error.userInfo[“NSFilePath”] as? String {

        print(“File Path: \(filePath)”)

    }

    if let underlyingError = error.userInfo[NSUnderlyingErrorKey] as? NSError {

        print(“Underlying Error – Domain: \(underlyingError.domain), Code: \(underlyingError.code)”)

    }

}

  1. Create a test utility to verify file paths:

func verifyResourcePath(resourceName: String, extension: String) -> Bool {

    let fileManager = FileManager.default

    // Check in main bundle

    if let bundlePath = Bundle.main.path(forResource: resourceName, ofType: `extension`) {

        print(“Resource exists in bundle at: \(bundlePath)”)

        return true

    }

    // Check in Documents directory

    let documentsPath = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true)[0]

    let documentsFilePath = documentsPath + “/\(resourceName).\(`extension`)”

    if fileManager.fileExists(atPath: documentsFilePath) {

        print(“Resource exists in Documents at: \(documentsFilePath)”)

        return true

    }

    // Check in temporary directory

    let tempPath = NSTemporaryDirectory() + “\(resourceName).\(`extension`)”

    if fileManager.fileExists(atPath: tempPath) {

        print(“Resource exists in temp directory at: \(tempPath)”)

        return true

    }

    print(“Resource \(resourceName).\(`extension`) not found in common locations”)

    return false

}

// Usage

let resourceExists = verifyResourcePath(resourceName: “config”, extension: “json”)

  1. Analyze file system permissions:

func analyzeFilePermissions(at path: String) {

    let fileManager = FileManager.default

    if !fileManager.fileExists(atPath: path) {

        print(“File doesn’t exist at: \(path)”)

        return

    }

    do {

        let attributes = try fileManager.attributesOfItem(atPath: path)

        print(“File attributes:”)

        for (key, value) in attributes {

            print(“\(key): \(value)”)

        }

        if let permissions = attributes[.posixPermissions] as? NSNumber {

            let posix = permissions.intValue

            print(“POSIX Permissions: \(String(posix, radix: 8))”)

            print(“Readable: \(fileManager.isReadableFile(atPath: path))”)

            print(“Writable: \(fileManager.isWritableFile(atPath: path))”)

            print(“Executable: \(fileManager.isExecutableFile(atPath: path))”)

            print(“Deletable: \(fileManager.isDeletableFile(atPath: path))”)

        }

    } catch {

        print(“Error obtaining file attributes: \(error)”)

    }

}

Implementing a Robust File Handling System

To prevent the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 error entirely, you can implement this comprehensive file management solution:

import Foundation

/// A robust file manager to prevent NSCocoaErrorDomain Code 4 errors

class RobustFileManager {

    static let shared = RobustFileManager()

    private let fileManager = FileManager.default

    /// Safe read operation with fallback values

    func readData(from url: URL, fallback: Data? = nil) -> Data? {

        if fileManager.fileExists(atPath: url.path) {

            do {

                return try Data(contentsOf: url)

            } catch let error as NSError {

                logFileError(error, operation: “reading”, url: url)

                return fallback

            }

        } else {

            print(“File does not exist at path: \(url.path)”)

            return fallback

        }

    }

    /// Safe write operation with error handling

    @discardableResult

    func writeData(_ data: Data, to url: URL, createDirectories: Bool = true) -> Bool {

        // Create directories if needed

        if createDirectories {

            do {

                try fileManager.createDirectory(at: url.deletingLastPathComponent(), 

                                              withIntermediateDirectories: true)

            } catch let error as NSError {

                logFileError(error, operation: “creating directory”, url: url.deletingLastPathComponent())

                return false

            }

        }

        // Write the file

        do {

            try data.write(to: url)

            return true

        } catch let error as NSError {

            logFileError(error, operation: “writing”, url: url)

            return false

        }

    }

    /// Check if file exists with logging

    func fileExists(at url: URL) -> Bool {

        let exists = fileManager.fileExists(atPath: url.path)

        if !exists {

            print(“File not found at: \(url.path)”)

        }

        return exists

    }

    /// Move file with proper error handling

    @discardableResult

    func moveFile(from sourceURL: URL, to destinationURL: URL) -> Bool {

        if !fileExists(at: sourceURL) {

            return false

        }

        do {

            // Create destination directory if needed

            try fileManager.createDirectory(at: destinationURL.deletingLastPathComponent(), 

                                          withIntermediateDirectories: true)

            // If destination already exists, remove it first

            if fileManager.fileExists(atPath: destinationURL.path) {

                try fileManager.removeItem(at: destinationURL)

            }

            // Perform the move

            try fileManager.moveItem(at: sourceURL, to: destinationURL)

            return true

        } catch let error as NSError {

            logFileError(error, operation: “moving”, url: sourceURL, destinationURL: destinationURL)

            return false

        }

    }

    /// Delete file with error handling

    @discardableResult

    func deleteFile(at url: URL) -> Bool {

        if !fileExists(at: url) {

            return true // File already doesn’t exist

        }

        do {

            try fileManager.removeItem(at: url)

            return true

        } catch let error as NSError {

            logFileError(error, operation: “deleting”, url: url)

            return false

        }

    }

    /// URL for a file in app documents directory

    func documentURL(fileName: String) -> URL {

        let docs = fileManager.urls(for: .documentDirectory, in: .userDomainMask).first!

        return docs.appendingPathComponent(fileName)

    }

    /// URL for a file in app’s temporary directory

    func temporaryURL(fileName: String) -> URL {

        return URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent(fileName)

    }

    /// URL for a file in app’s Application Support directory

    func appSupportURL(fileName: String) -> URL {

        let appSupport = fileManager.urls(for: .applicationSupportDirectory, in: .userDomainMask).first!

        return appSupport.appendingPathComponent(fileName)

    }

    /// Detailed error logging

    private func logFileError(_ error: NSError, operation: String, url: URL, destinationURL: URL? = nil) {

        print(“— File Operation Error —“)

        print(“Operation: \(operation)”)

        print(“Source URL: \(url.path)”)

        if let destURL = destinationURL {

            print(“Destination URL: \(destURL.path)”)

        }

        print(“Error Domain: \(error.domain)”)

        print(“Error Code: \(error.code)”)

        print(“Description: \(error.localizedDescription)”)

        if let filePath = error.userInfo[“NSFilePath”] as? String {

            print(“File Path from Error: \(filePath)”)

        }

        if let underlyingError = error.userInfo[NSUnderlyingErrorKey] as? NSError {

            print(“Underlying Error – Domain: \(underlyingError.domain), Code: \(underlyingError.code)”)

        }

        print(“—————————“)

    }

}

Using the Robust File Manager

Here’s how to use this robust file manager to avoid the errordomainnscocoaerrordomainerrormessageне-вдалося-знаити-вказану-шви error:

// Reading a configuration file with fallback

let configURL = RobustFileManager.shared.documentURL(fileName: “config.json”)

let defaultConfig = “””

{“theme”: “default”, “notifications”: true}

“””.data(using: .utf8)!

if let configData = RobustFileManager.shared.readData(from: configURL, fallback: defaultConfig) {

    do {

        let config = try JSONSerialization.jsonObject(with: configData) as? [String: Any]

        print(“Loaded configuration: \(config ?? [:])”)

    } catch {

        print(“Error parsing configuration: \(error)”)

    }

}

// Writing a file safely

let userData = “””

{“username”: “developer”, “lastLogin”: “\(Date())”}

“””.data(using: .utf8)!

let userDataURL = RobustFileManager.shared.appSupportURL(fileName: “user/profile.json”)

if RobustFileManager.shared.writeData(userData, to: userDataURL, createDirectories: true) {

    print(“User data saved successfully”)

} else {

    print(“Failed to save user data”)

}

// Moving files between directories

let tempImageURL = RobustFileManager.shared.temporaryURL(fileName: “profile-pic.jpg”)

let permanentImageURL = RobustFileManager.shared.documentURL(fileName: “profile/avatar.jpg”)

if RobustFileManager.shared.moveFile(from: tempImageURL, to: permanentImageURL) {

    print(“Image moved to permanent storage”)

} else {

    print(“Failed to move image, will keep using temporary location”)

}

Steps to Resolve the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 

Testing for the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 Error

Here’s a comprehensive test case to verify your code’s resilience against this error:

import XCTest

class FileErrorHandlingTests: XCTestCase {

    let fileManager = RobustFileManager.shared

    func testMissingFileHandling() {

        // Create a URL to a file that definitely doesn’t exist

        let nonExistentURL = URL(fileURLWithPath: “/tmp/this_file_definitely_does_not_exist_\(UUID().uuidString).txt”)

        // Verify file doesn’t exist

        XCTAssertFalse(fileManager.fileExists(at: nonExistentURL))

        // Test read with fallback

        let fallbackData = “Fallback content”.data(using: .utf8)!

        let result = fileManager.readData(from: nonExistentURL, fallback: fallbackData)

        // Should get fallback data instead of crashing

        XCTAssertNotNil(result)

        XCTAssertEqual(result, fallbackData)

    }

    func testFileMoving() {

        // Create a temporary file

        let sourceURL = fileManager.temporaryURL(fileName: “test_move_source_\(UUID().uuidString).txt”)

        let testData = “Test content for moving”.data(using: .utf8)!

        // Write test data

        XCTAssertTrue(fileManager.writeData(testData, to: sourceURL))

        // Define destination that doesn’t exist yet

        let destURL = fileManager.temporaryURL(fileName: “test_move_dest_\(UUID().uuidString).txt”)

        // Attempt move

        XCTAssertTrue(fileManager.moveFile(from: sourceURL, to: destURL))

        // Verify source no longer exists

        XCTAssertFalse(fileManager.fileExists(at: sourceURL))

        // Verify destination exists with correct content

        XCTAssertTrue(fileManager.fileExists(at: destURL))

        let movedData = fileManager.readData(from: destURL)

        XCTAssertEqual(movedData, testData)

        // Clean up

        fileManager.deleteFile(at: destURL)

    }

    func testMoveNonExistentFile() {

        // Create URLs for source and destination

        let sourceURL = fileManager.temporaryURL(fileName: “non_existent_source_\(UUID().uuidString).txt”)

        let destURL = fileManager.temporaryURL(fileName: “non_existent_dest_\(UUID().uuidString).txt”)

        // Ensure source doesn’t exist

        fileManager.deleteFile(at: sourceURL)

        XCTAssertFalse(fileManager.fileExists(at: sourceURL))

        // Attempt to move non-existent file

        XCTAssertFalse(fileManager.moveFile(from: sourceURL, to: destURL))

        // Destination should not exist

        XCTAssertFalse(fileManager.fileExists(at: destURL))

    }

}

How to Prevent the errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4

Conclusion

The errordomain=nscocoaerrordomain&errormessage=не вдалося знайти вказану швидку команду.&errorcode=4 error boils down to file references that don’t resolve correctly. You can eliminate this error from your applications by implementing proper existence checks, using dynamic path resolution, and building robust error handling.

The most crucial takeaway is never to assume a file exists. Always verify first with FileManager.fileExists(atPath:) before attempting to access it, and implement proper fallback mechanisms for when files can’t be found.

Michael Jennings

    Michael wrote his first article for Digitaledge.org in 2015 and now calls himself a “tech cupid.” Proud owner of a weird collection of cocktail ingredients and rings, along with a fascination for AI and algorithms. He loves to write about devices that make our life easier and occasionally about movies. “Would love to witness the Zombie Apocalypse before I die.”- Michael

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