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
-9814
errSSLCertExpired
Certificate has expired beyond its validity period.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9814
errSSLCertExpired
Certificate has expired beyond its validity period.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9863
errSSLCertificateRequired
A certificate is required but missing.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9863
errSSLCertificateRequired
A certificate is required but missing.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9815
errSSLCertNotYetValid
Certificate not yet within its validity period.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9815
errSSLCertNotYetValid
Certificate not yet within its validity period.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9842
errSSLClientCertRequested
Server requested a client certificate from the client.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9842
errSSLClientCertRequested
Server requested a client certificate from the client.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9851
errSSLClientHelloReceived
Unexpected Client Hello was received.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9851
errSSLClientHelloReceived
Unexpected Client Hello was received.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9806
errSSLClosedAbort
Connection closed abruptly due to a fatal SSL error.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9806
errSSLClosedAbort
Connection closed abruptly due to a fatal SSL error.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9805
errSSLClosedGraceful
Connection closed gracefully under SSL.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9805
errSSLClosedGraceful
Connection closed gracefully under SSL.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9816
errSSLClosedNoNotify
Connection closed abruptly without sending a closing alert.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9816
errSSLClosedNoNotify
Connection closed abruptly without sending a closing alert.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9854
errSSLConfigurationFailed
SSL configuration is invalid or incomplete.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9854
errSSLConfigurationFailed
SSL configuration is invalid or incomplete.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
-9844
errSSLConnectionRefused
Connection was refused or reset by the peer.
iOS, macOS, tvOS, watchOS Security SecureTransport.h
-9844
errSSLConnectionRefused
Connection was refused or reset by the peer.
iOS, macOS, tvOS, visionOS, watchOS Security SecBase.h
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