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 |
|---|---|---|---|---|
| -75 |
cantStepErr
Unable to step through media.
|
macOS | CarbonCore | MacErrors.h |
| -1304 |
catChangedErr
Category has changed.
|
macOS | CarbonCore | MacErrors.h |
| 10 (0x0A) |
CBATTErrorAttributeNotFound
Bluetooth ATT attribute not found.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 11 (0x0B) |
CBATTErrorAttributeNotLong
Attribute value is not long enough.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 5 (0x05) |
CBATTErrorInsufficientAuthentication
Authentication requirements not met for Bluetooth ATT.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 8 (0x08) |
CBATTErrorInsufficientAuthorization
Insufficient authorization in Bluetooth ATT
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 15 (0x0F) |
CBATTErrorInsufficientEncryption
Encryption insufficient for the requested GATT operation.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 12 (0x0C) |
CBATTErrorInsufficientEncryptionKeySize
CoreBluetooth attribute value has insufficient encryption key size.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 17 (0x11) |
CBATTErrorInsufficientResources
CoreBluetooth ATT operation has insufficient resources.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 13 (0x0D) |
CBATTErrorInvalidAttributeValueLength
Invalid attribute value length in Core Bluetooth.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 1 (0x01) |
CBATTErrorInvalidHandle
CoreBluetooth ATT invalid handle error
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 7 (0x07) |
CBATTErrorInvalidOffset
An invalid offset was specified in Bluetooth ATT.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 4 (0x04) |
CBATTErrorInvalidPdu
Invalid PDU received in Bluetooth ATT protocol.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 9 (0x09) |
CBATTErrorPrepareQueueFull
Prepare write queue is full on the BLE device.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 2 (0x02) |
CBATTErrorReadNotPermitted
Bluetooth ATT operation read is not permitted.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 6 (0x06) |
CBATTErrorRequestNotSupported
Bluetooth ATT request is not supported.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 0 (0x00) |
CBATTErrorSuccess
Bluetooth ATT operation successful.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 14 (0x0E) |
CBATTErrorUnlikelyError
An unlikely error occurred in Bluetooth ATT
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 16 (0x10) |
CBATTErrorUnsupportedGroupType
Unsupported group type in Bluetooth ATT.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |
| 3 (0x03) |
CBATTErrorWriteNotPermitted
Bluetooth ATT write not permitted.
|
iOS, macOS, tvOS, visionOS, watchOS | CoreBluetooth | CBError.h |