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 |
|---|---|---|---|---|
| 64 (0x00000040) |
NSWorkspaceLaunchWithErrorPresentation
NSWorkspace launch with error presentation.
|
macOS | AppKit | NSWorkspace.h |
| 41 |
NSXMLParserAttributeHasNoValueError
XML parser attribute has no value.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 51 |
NSXMLParserAttributeListNotFinishedError
Attribute list in XML parser is incomplete
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 50 |
NSXMLParserAttributeListNotStartedError
Attribute list was never started for the element.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 40 |
NSXMLParserAttributeNotFinishedError
XML parser encountered an attribute that wasn’t finished.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 39 |
NSXMLParserAttributeNotStartedError
XML parser attribute not started.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 42 |
NSXMLParserAttributeRedefinedError
XML attribute is redefined in the same element
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 63 |
NSXMLParserCDATANotFinishedError
XML parser CDATA section not finished.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 10 |
NSXMLParserCharacterRefAtEOFError
Character reference appears at end of file in XML parser.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 13 |
NSXMLParserCharacterRefInDTDError
Character reference found in DTD.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 12 |
NSXMLParserCharacterRefInEpilogError
XML parser character reference in epilog error.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 11 |
NSXMLParserCharacterRefInPrologError
Character reference found in XML prolog.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 80 |
NSXMLParserCommentContainsDoubleHyphenError
XML comment contains a double hyphen, which is invalid.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 45 |
NSXMLParserCommentNotFinishedError
XML parser encountered an unfinished comment.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 59 |
NSXMLParserConditionalSectionNotFinishedError
XML parser encountered an unfinished conditional section.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 58 |
NSXMLParserConditionalSectionNotStartedError
Conditional section not started properly.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 512 |
NSXMLParserDelegateAbortedParseError
XML parsing was aborted by the delegate.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 61 |
NSXMLParserDOCTYPEDeclNotFinishedError
XML parser did not finish DOCTYPE declaration.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 3 |
NSXMLParserDocumentStartError
Error at the beginning of the XML document.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |
| 55 |
NSXMLParserElementContentDeclNotFinishedError
XML parser encountered unfinished element content declaration.
|
iOS, macOS, tvOS, visionOS, watchOS | Foundation | NSXMLParser.h |