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
-25203
kAXErrorInvalidUIElementObserver
Accessibility error: invalid UI element observer.
macOS HIServices AXError.h
-25214
kAXErrorNotEnoughPrecision
Accessibility operation did not have enough precision.
macOS HIServices AXError.h
-25209
kAXErrorNotificationAlreadyRegistered
Notification is already registered.
macOS HIServices AXError.h
-25210
kAXErrorNotificationNotRegistered
AX notification was never registered or has been unregistered
macOS HIServices AXError.h
-25207
kAXErrorNotificationUnsupported
Unsupported notification in Accessibility.
macOS HIServices AXError.h
-25208
kAXErrorNotImplemented
Accessibility feature is not implemented.
macOS HIServices AXError.h
-25212
kAXErrorNoValue
No accessible value is available or provided.
macOS HIServices AXError.h
-25213
kAXErrorParameterizedAttributeUnsupported
Parameterized accessibility attribute is unsupported.
macOS HIServices AXError.h
0
kAXErrorSuccess
Operation successful in Accessibility.
macOS HIServices AXError.h
-9050
kBadAdapterErr
Bad adapter error.
macOS CarbonCore MacErrors.h
-9063
kBadArgLengthErr
Bad argument length error.
macOS CarbonCore MacErrors.h
-9064
kBadArgsErr
Invalid or missing arguments.
macOS CarbonCore MacErrors.h
-9051
kBadAttributeErr
Bad attribute error in Carbon.
macOS CarbonCore MacErrors.h
-9052
kBadBaseErr
Bad base error.
macOS CarbonCore MacErrors.h
-9066
kBadCISErr
CommonCrypto encountered a bad input/output error.
macOS CarbonCore MacErrors.h
-9093
kBadCustomIFIDErr
Invalid custom interface ID.
macOS CarbonCore MacErrors.h
-9083
kBadDeviceErr
Device reference is invalid or unavailable.
macOS CarbonCore MacErrors.h
-9053
kBadEDCErr
Bad EDC (Error Detection Code) error.
macOS CarbonCore MacErrors.h
-9065
kBadHandleErr
Bad handle error.
macOS CarbonCore MacErrors.h
-9054
kBadIRQErr
Invalid or unsupported IRQ encountered.
macOS CarbonCore MacErrors.h
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