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
-30527
kFBCanalysisNotAvailable
Analysis functionality required for indexing is not available.
macOS CarbonCore MacErrors.h
-30505
kFBCbadIndexFile
The index file is invalid, corrupted, or unreadable.
macOS CarbonCore MacErrors.h
-30528
kFBCbadIndexFileVersion
The index file’s version is incompatible with the current software.
macOS CarbonCore MacErrors.h
-30503
kFBCbadParam
An invalid parameter was passed to a function or API.
macOS CarbonCore MacErrors.h
-30531
kFBCbadSearchSession
The search session is invalid or improperly initialized.
macOS CarbonCore MacErrors.h
-30509
kFBCcommitFailed
Committing the index changes failed.
macOS CarbonCore MacErrors.h
-30506
kFBCcompactionFailed
Compacting the index file or data structure failed.
macOS CarbonCore MacErrors.h
-30510
kFBCdeletionFailed
Deletion of an entry from the index failed.
macOS CarbonCore MacErrors.h
-30504
kFBCfileNotIndexed
The file in question has not been indexed yet.
macOS CarbonCore MacErrors.h
-30517
kFBCflushFailed
Flushing (committing) data to the index failed.
macOS CarbonCore MacErrors.h
-30526
kFBCillegalSessionChange
An invalid or unsupported change was attempted on the current session.
macOS CarbonCore MacErrors.h
-30514
kFBCindexCreationFailed
The index could not be created (e.g., out of disk space or invalid parameters).
macOS CarbonCore MacErrors.h
-30530
kFBCindexDiskIOFailed
A disk I/O error occurred while accessing or updating the index.
macOS CarbonCore MacErrors.h
-30522
kFBCindexFileDestroyed
The index file was destroyed or corrupted.
macOS CarbonCore MacErrors.h
-30520
kFBCindexingCanceled
The indexing process was canceled before it finished.
macOS CarbonCore MacErrors.h
-30508
kFBCindexingFailed
A general indexing error occurred, preventing successful completion.
macOS CarbonCore MacErrors.h
-30523
kFBCindexNotAvailable
The index is unavailable or not yet ready to handle requests.
macOS CarbonCore MacErrors.h
-30518
kFBCindexNotFound
The requested index could not be located.
macOS CarbonCore MacErrors.h
-30513
kFBCmergingFailed
Merging multiple indexes or index segments failed.
macOS CarbonCore MacErrors.h
-30511
kFBCmoveFailed
A move operation on indexed data failed.
macOS CarbonCore MacErrors.h
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