Apple Error Codes Database
Comprehensive Apple Error Codes
Explore our extensive database of over 5,000 Apple Ecosystem error codes. From macOS to iOS, tvOS, watchOS, and visionOS, each code is presented with its name and a concise description to help you quickly pinpoint and resolve issues.
Whether you’re a developer refining an app or a user troubleshooting a system glitch, this resource empowers you with the knowledge to decode cryptic errors and find actionable solutions. No more guesswork—just clear guidance to keep your projects and devices running smoothly.
| Number | Name & Description | Platforms | Framework | Header |
|---|---|---|---|---|
| -72007 |
kCFNetServiceErrorTimeout
A timeout occurred while performing a network service operation.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |
| -72000 |
kCFNetServiceErrorUnknown
An unknown error occurred during a network service operation.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |
| -72004 |
kCFNetServicesErrorBadArgument
Invalid argument.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72005 |
kCFNetServicesErrorCancel
Operation canceled.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72001 |
kCFNetServicesErrorCollision
Name collision occurred.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72003 |
kCFNetServicesErrorInProgress
Operation in progress.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72006 |
kCFNetServicesErrorInvalid
Invalid service.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72002 |
kCFNetServicesErrorNotFound
Service not found.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72007 |
kCFNetServicesErrorTimeout
Operation timed out.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| -72000 |
kCFNetServicesErrorUnknown
Unknown network services error.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetServices.h |
| 3840 |
kCFPropertyListReadCorruptError
Core Foundation property list is corrupt.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreFoundation | CFPropertyList.h |
| 3842 |
kCFPropertyListReadStreamError
Error reading property list from a stream.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreFoundation | CFPropertyList.h |
| 3841 |
kCFPropertyListReadUnknownVersionError
Property list has an unknown or unsupported version
|
iOS, macOS, tvOS, visionOS, watchOS | CoreFoundation | CFPropertyList.h |
| 3851 |
kCFPropertyListWriteStreamError
Error writing a property list to the output stream.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreFoundation | CFPropertyList.h |
| -1 |
kCFSocketError
Socket error in CoreFoundation.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreFoundation | CFSocket.h |
| 112 |
kCFSOCKS4ErrorIdConflict
SOCKS4 proxy reported a conflicting ID.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |
| 111 |
kCFSOCKS4ErrorIdentdFailed
Identd (identity daemon) failed in the SOCKS4 negotiation.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |
| 110 |
kCFSOCKS4ErrorRequestFailed
The SOCKS4 proxy request failed.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |
| 113 |
kCFSOCKS4ErrorUnknownStatusCode
Received unknown or unexpected SOCKS4 status code from proxy.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |
| 122 |
kCFSOCKS5ErrorBadCredentials
SOCKS5 proxy credentials are invalid or rejected.
|
iOS, macOS, tvOS, visionOS, watchOS | CFNetwork | CFNetworkErrors.h |