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
-14900
eMemoryError
Memory error occurred in Directory Services.
macOS DirectoryService DirServicesTypes.h
24
EMFILE
Process has reached the maximum number of open files allowed.
iOS, macOS, tvOS Kernel errno.h
31
EMLINK
Too many hard links; filesystem limit exceeded.
iOS, macOS, tvOS Kernel errno.h
-2111
emptyPathErr
Path is empty.
macOS CarbonCore MacErrors.h
40
EMSGSIZE
Message size exceeds maximum allowable limit.
iOS, macOS, tvOS Kernel errno.h
-91
eMultiErr
macOS CarbonCore MacErrors.h
95
EMULTIHOP
Multihop attempted, but not supported or failed.
iOS, macOS, tvOS Kernel errno.h
63
ENAMETOOLONG
Filename or path exceeds maximum allowable length.
iOS, macOS, tvOS Kernel errno.h
-2046
endOfDataReached
End of data has been reached.
macOS CarbonCore MacErrors.h
81
ENEEDAUTH
Authentication required to perform the operation.
iOS, macOS, tvOS Kernel errno.h
10
ENErrorCodeAPIMisuse
Exposure Notification API misuse.
iOS, macOS, tvOS ExposureNotification ENCommon.h
15
ENErrorCodeBadFormat
Exposure Notification bad data format.
iOS, macOS, tvOS ExposureNotification ENCommon.h
2
ENErrorCodeBadParameter
Bad parameter in Exposure Notification.
iOS, macOS, tvOS ExposureNotification ENCommon.h
7
ENErrorCodeBluetoothOff
Bluetooth is turned off for Exposure Notification.
iOS, macOS, tvOS ExposureNotification ENCommon.h
16
ENErrorCodeDataInaccessible
Exposure Notification data is inaccessible
iOS, macOS, tvOS ExposureNotification ENCommon.h
12
ENErrorCodeInsufficientMemory
Exposure Notification insufficient memory.
iOS, macOS, tvOS ExposureNotification ENCommon.h
8
ENErrorCodeInsufficientStorage
Insufficient storage for Exposure Notification
iOS, macOS, tvOS ExposureNotification ENCommon.h
11
ENErrorCodeInternal
Exposure Notification internal error.
iOS, macOS, tvOS ExposureNotification ENCommon.h
6
ENErrorCodeInvalidated
Exposure Notification invalidated.
iOS, macOS, tvOS ExposureNotification ENCommon.h
4
ENErrorCodeNotAuthorized
Operation not authorized for Exposure Notification.
iOS, macOS, tvOS ExposureNotification ENCommon.h
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