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
9
EBADF
Invalid file descriptor specified; operation cannot proceed.
iOS, macOS, tvOS Kernel errno.h
88
EBADMACHO
Malformed Mach-O binary; operation failed.
iOS, macOS, tvOS Kernel errno.h
94
EBADMSG
Bad or malformed message received; operation cannot process it.
iOS, macOS, tvOS Kernel errno.h
72
EBADRPC
Bad RPC header or data; operation failed.
iOS, macOS, tvOS Kernel errno.h
16
EBUSY
Resource is busy; operation cannot proceed.
iOS, macOS, tvOS Kernel errno.h
89
ECANCELED
Operation was canceled before completion.
iOS, macOS, tvOS Kernel errno.h
-14454
eCFBndleGetInfoDictErr
CoreFoundation: bundle get info dictionary error.
macOS DirectoryService DirServicesTypes.h
-14456
eCFDictGetValueErr
CoreFoundation: dictionary get value error.
macOS DirectoryService DirServicesTypes.h
-14450
eCFMGetFileSysRepErr
Failed to get File System Representation in CFM.
macOS DirectoryService DirServicesTypes.h
-14452
eCFPlugInGetBundleErr
Error getting bundle for CFPlugIn.
macOS DirectoryService DirServicesTypes.h
10
ECHILD
No child processes exist for the requested operation.
iOS, macOS, tvOS Kernel errno.h
53
ECONNABORTED
Connection was aborted before completion.
iOS, macOS, tvOS Kernel errno.h
61
ECONNREFUSED
Connection refused by the target host or server.
iOS, macOS, tvOS Kernel errno.h
54
ECONNRESET
Connection reset by peer; operation interrupted.
iOS, macOS, tvOS Kernel errno.h
-14957
eDataReceiveErr_NoAttrCount
Data receive error, no attribute count.
macOS DirectoryService DirServicesTypes.h
-14954
eDataReceiveErr_NoAttrEntry
No attribute entry in DirectoryService data receive operation.
macOS DirectoryService DirServicesTypes.h
-14952
eDataReceiveErr_NoAttrListRef
No attribute list reference in directory service data.
macOS DirectoryService DirServicesTypes.h
-14955
eDataReceiveErr_NoAttrValueEntry
Data receive error with no attribute value entry in Directory Service.
macOS DirectoryService DirServicesTypes.h
-14953
eDataReceiveErr_NoAttrValueListRef
Data receive error: No attribute value list reference.
macOS DirectoryService DirServicesTypes.h
-14962
eDataReceiveErr_NoContinueData
No continuation data received
macOS DirectoryService DirServicesTypes.h
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