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
3758097087, -536870209 (int32) (0xE00002BF)
kIOReturnIPCError
Error in interprocess communication (IPC); operation failed.
macOS Kernel IOReturn.h
3758097135, -536870161 (int32) (0xE00002EF)
kIOReturnIsoTooNew
Isochronous data stream is too new; incompatible with device.
macOS Kernel IOReturn.h
3758097134, -536870162 (int32) (0xE00002EE)
kIOReturnIsoTooOld
Isochronous data stream is too old; incompatible with device.
macOS Kernel IOReturn.h
3758097091, -536870205 (int32) (0xE00002C3)
kIOReturnLockedRead
Read operation failed due to locked resource.
macOS Kernel IOReturn.h
3758097092, -536870204 (int32) (0xE00002C4)
kIOReturnLockedWrite
Write operation failed due to locked resource.
macOS Kernel IOReturn.h
3758097121, -536870175 (int32) (0xE00002E1)
kIOReturnMessageTooLarge
Message size exceeds allowable limit for the operation.
macOS Kernel IOReturn.h
3758097132, -536870164 (int32) (0xE00002EC)
kIOReturnNoBandwidth
Operation failed due to insufficient bandwidth available.
macOS Kernel IOReturn.h
3758097114, -536870182 (int32) (0xE00002DA)
kIOReturnNoChannels
No available channels for the requested operation.
macOS Kernel IOReturn.h
3758097130, -536870166 (int32) (0xE00002EA)
kIOReturnNoCompletion
Operation failed; no completion routine is available or executed.
macOS Kernel IOReturn.h
3758097088, -536870208 (int32) (0xE00002C0)
kIOReturnNoDevice
No device found for the requested operation.
macOS Kernel IOReturn.h
3758097120, -536870176 (int32) (0xE00002E0)
kIOReturnNoFrames
No frames available for the requested operation.
macOS Kernel IOReturn.h
3758097119, -536870177 (int32) (0xE00002DF)
kIOReturnNoInterrupt
No interrupt available for the requested operation.
macOS Kernel IOReturn.h
3758097124, -536870172 (int32) (0xE00002E4)
kIOReturnNoMedia
No media present in the device.
macOS Kernel IOReturn.h
3758097085, -536870211 (int32) (0xE00002BD)
kIOReturnNoMemory
Operation failed due to insufficient memory.
macOS Kernel IOReturn.h
3758097123, -536870173 (int32) (0xE00002E3)
kIOReturnNoPower
Insufficient power for the requested operation.
macOS Kernel IOReturn.h
3758097086, -536870210 (int32) (0xE00002BE)
kIOReturnNoResources
No resources available for the requested operation.
macOS Kernel IOReturn.h
3758097115, -536870181 (int32) (0xE00002DB)
kIOReturnNoSpace
Insufficient space available for the requested operation.
macOS Kernel IOReturn.h
3758097104, -536870192 (int32) (0xE00002D0)
kIOReturnNotAligned
Operation failed because the specified address or data is not properly aligned.
macOS Kernel IOReturn.h
3758097113, -536870183 (int32) (0xE00002D9)
kIOReturnNotAttached
Resource or device is not attached; operation failed.
macOS Kernel IOReturn.h
3758097136, -536870160 (int32) (0xE00002F0)
kIOReturnNotFound
Specified item or resource could not be found.
macOS Kernel IOReturn.h
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