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
-25240
errSecACLNotSimple
ACL is not in a simple or standard format.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67697
errSecACLReplaceFailed
Occurs when an attempt to replace an Access Control List (ACL) fails, often due to insufficient permissions or an invalid ACL format.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67711
errSecAddinLoadFailed
The add-in failed to load properly.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67714
errSecAddinUnloadFailed
The add-in failed to unload properly.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67730
errSecAlgorithmMismatch
The specified algorithm does not match the operation requirements.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-108
errSecAllocate
Failed to allocate memory or resource in security
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67814
errSecAlreadyLoggedIn
The user is already logged in and cannot log in again.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67589
errSecAppleAddAppACLSubject
Error adding an application ACL subject to a keychain item.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67593
errSecAppleInvalidKeyEndDate
End date for the key is invalid.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67592
errSecAppleInvalidKeyStartDate
Start date for the key is invalid.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67590
errSecApplePublicKeyIncomplete
Apple public key is incomplete or missing necessary components.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67591
errSecAppleSignatureMismatch
Apple-specific signature does not match the expected value.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67595
errSecAppleSSLv2Rollback
Attempt to roll back a secure connection to SSL v2, which is not allowed.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67728
errSecAttachHandleBusy
The attach handle is busy and cannot be used.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67720
errSecAttributeNotInContext
The specified attribute is not present in the context.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-25293
errSecAuthFailed
Security authentication failed.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-909
errSecBadReq
Invalid or malformed security request
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-67810
errSecBlockSizeMismatch
The block size specified does not match the expected size.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-25301
errSecBufferTooSmall
Buffer is too small for the requested data.
iOS, macOS, tvOS, visionOS, watchOS Kernel SecBasePrivate.h
-25301
errSecBufferTooSmall
Buffer is too small for the requested data.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
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