| Number | Errors | Errors | Description | Section | Page |
|---|---|---|---|---|---|
| &0 | SysLog_BadLogName | SysLog_BadLogName (&0) | The supplied log name is invalid | SysLog module | |
| &0 | ZapRedraw_BadReason | ZapRedraw_BadReason (&0) | Unknown ZapRedraw_Encoding reason code | ZapRedraw module | |
| &1 | SysLog_CantReadParentLogName | SysLog_CantReadParentLogName (&1) | A temporary session log does not contain a readable parent log name | SysLog module | |
| &2 | SysLog_DataBlockTooBig | SysLog_DataBlockTooBig (&2) | A request to log binary data exceeds the 10 KB safety limit | SysLog module | |
| &1E6 | SysLog_UnknownOperation | SysLog_UnknownOperation (&1E6) | An unimplemented SysLog SWI offset was called | SysLog module | |
| &1E6 | ZapRedraw_UnknownSWI | ZapRedraw_UnknownSWI (&1E6) | Unknown ZapRedraw SWI | ZapRedraw module | |
| &720 | Error_Sprite_BadColourMap | Error_Sprite_BadColourMap (&720) | The ColourMap flag was set for an unsuitable sprite depth | Sprite errors | |
| &721 | Error_Sprite_BadJPEGUnsupported | Error_Sprite_BadJPEGUnsupported (&721) | The JPEG format is not supported | Sprite errors | |
| &722 | Error_Sprite_BadJPEGProgressive | Error_Sprite_BadJPEGProgressive (&722) | The progressive JPEG cannot be rendered | Sprite errors | |
| &723 | Error_Sprite_BadType | Error_Sprite_BadType (&723) | The sprite type is not understood | Sprite errors | |
| &48480 | ZapRedraw_NoHandles | ZapRedraw_NoHandles (&48480) | No more font handles | ZapRedraw module | |
| &48481 | ZapRedraw_BadLink | ZapRedraw_BadLink (&48481) | Invalid font link file | ZapRedraw module | |
| &48482 | ZapRedraw_NotFound | ZapRedraw_NotFound (&48482) | Font '%0' not found | ZapRedraw module | |
| &48483 | ZapRedraw_NotFont | ZapRedraw_NotFont (&48483) | Font file corrupt | ZapRedraw module | |
| &48484 | ZapRedraw_CantDie | ZapRedraw_CantDie (&48484) | ZapRedraw is in use | ZapRedraw module | |
| &48485 | ZapRedraw_BadHandle | ZapRedraw_BadHandle (&48485) | Invalid font handle | ZapRedraw module | |
| &48486 | ZapRedraw_NoCache | ZapRedraw_NoCache (&48486) | Font handles require RISC OS 3.50 or later | ZapRedraw module | |
| &48487 | ZapRedraw_NotImpl | ZapRedraw_NotImpl (&48487) | ZapRedraw_RedrawRaster is no longer implemented | ZapRedraw module | |
| &48488 | ZapRedraw_NotVDU | ZapRedraw_NotVDU (&48488) | Attempt to use a DSA font in VDU mode | ZapRedraw module | |
| &48489 | ZapRedraw_BadFontInfo | ZapRedraw_BadFontInfo (&48489) | Unknown ReadFontInfo index | ZapRedraw module | |
| &4848A | ZapRedraw_BadMenu | ZapRedraw_BadMenu (&4848A) | Unrecognised font in menu in ZapRedraw_DecodeMenu | ZapRedraw module | |
| &813F20 | AcornSSL_BadSession | AcornSSL_BadSession (&813F20) | Bad session handle | AcornSSL module | |
| &813F21 | AcornSSL_BadCtx | AcornSSL_BadCtx (&813F21) | Bad context handle | AcornSSL module | |
| &813F22 | AcornSSL_NoInit | AcornSSL_NoInit (&813F22) | Security libraries unable to initialise (reason %0) | AcornSSL module | |
| &813F23 | AcornSSL_NoVerifyLocations | AcornSSL_NoVerifyLocations (&813F23) | Unable to initialise certificate verification procedures (reason %0) | AcornSSL module | |
| &813F24 | AcornSSL_NoRootCA | AcornSSL_NoRootCA (&813F24) | Can't locate root certificate store | AcornSSL module | |
| &813F25 | AcornSSL_Malloc | AcornSSL_Malloc (&813F25) | Failed to allocate memory | AcornSSL module | |
| &813F26 | AcornSSL_SocketError | AcornSSL_SocketError (&813F26) | Socket error (code %0) | AcornSSL module | |
| &813F27 | AcornSSL_HandshakeError | AcornSSL_HandshakeError (&813F27) | Handshake error (state %0) | AcornSSL module | |
| &813F28 | AcornSSL_ParameterError | AcornSSL_ParameterError (&813F28) | Parameter error (code %0) | AcornSSL module | |
| &813F29 | AcornSSL_NoExceptions | AcornSSL_NoExceptions (&813F29) | Can't locate certificate exceptions | AcornSSL module | |
| &81A800 | IFR_BadTransformType | IFR_BadTransformType (&81A800) | Bad transform type | Image file renderer | |
| &81A801 | IFR_Reserved | IFR_Reserved (&81A801) | Reserved flags set for ImageFileRender SWI | Image file renderer | |
| &81A802 | IFR_ReservedRendererFlags | IFR_ReservedRendererFlags (&81A802) | Reserved flags set for ImageFileRender renderer | Image file renderer | |
| &81A803 | IFR_Memory | IFR_Memory (&81A803) | Not enough memory for ImageFileRender | Image file renderer | |
| &81A804 | IFR_NoSuchRendererToRemove | IFR_NoSuchRendererToRemove (&81A804) | Renderer not known | Image file renderer | |
| &81A805 | IFR_NoRenderr | IFR_NoRenderr (&81A805) | No renderer registered for that filetype | Image file renderer | |
| &81A806 | IFR_BadAPI | IFR_BadAPI (&81A806) | Bad API version | Image file renderer | |
| &81A807 | IFR_CantTransform | IFR_CantTransform (&81A807) | Transformation type not supported by filetype | Image file renderer | |
| &81A808 | IFR_NoColourMap | IFR_NoColourMap (&81A808) | Colour mapping not supported by filetype | Image file renderer | |
| &81A809 | IFR_BadInfoQuery | IFR_BadInfoQuery (&81A809) | Query type not recognised | Image file renderer | |
| &81A80A | IFR_BadInfoLength | IFR_BadInfoLength (&81A80A) | Bad query length | Image file renderer | |
| &81A810 | IFR_BadSpriteMode | IFR_BadSpriteMode (&81A810) | Bad sprite mode | Image file renderer | |
| &81A811 | IFR_BadSpriteFile | IFR_BadSpriteFile (&81A811) | Sprite file corrupt or contains unrecognised data | Image file renderer | |
| &81A812 | IFR_NoSuchSprite | IFR_NoSuchSprite (&81A812) | Sprite not found | Image file renderer | |
| &81CD00 | eXML_FileNotOpen | eXML_FileNotOpen (&81CD00) | A call that writes to, or reads the position of, an XML file was made with no file currently open | eXML module | |
| &81CD01 | eXML_NoElement | eXML_NoElement (&81CD01) | An operation on an element was requested, but no element is currently open | eXML module | |
| &81CD02 | eXML_NoEnd | eXML_NoEnd (&81CD02) | More elements were closed than have been opened | eXML module | |
| &81CD03 | eXML_WrongEnd | eXML_WrongEnd (&81CD03) | An element was closed with a name that does not match the most recently opened element | eXML module | |
| &81CD04 | eXML_NoEncoding | eXML_NoEncoding (&81CD04) | The requested character encoding is not known, or is not supported by this version of the module | eXML module | |
| &81CD05 | eXML_NoDocType | eXML_NoDocType (&81CD05) | An operation on a DOCTYPE declaration was requested, but no document-type could be determined | eXML module | |
| &81CD06 | eXML_Despatch | eXML_Despatch (&81CD06) | The XML File Dispatcher could not dispatch a double-clicked file | eXML module | |
| &81CD07 | eXML_Workspace | eXML_Workspace (&81CD07) | The workspace pointer supplied in R0 is not valid, or has not been initialised | eXML module | |
| &81CD08 | eXML_Buffer | eXML_Buffer (&81CD08) | No content buffer is available, or the supplied buffer pointer is not valid | eXML module | |
| &81CD09 | eXML_BufferSize | eXML_BufferSize (&81CD09) | The supplied buffer is too small for the data being read or written | eXML module | |
| &81CD10 | eXML_ColourUnknown | eXML_ColourUnknown (&81CD10) | A colour string uses a format that is not recognised | eXML module | |
| &81CD11 | eXML_ColourSyntax | eXML_ColourSyntax (&81CD11) | A colour string is in a recognised format, but is not syntactically valid | eXML module | |
| &81CD12 | eXML_ColourFormat | eXML_ColourFormat (&81CD12) | The requested output colour format is not supported for writing | eXML module | |
| &81CD13 | eXML_ColourValue | eXML_ColourValue (&81CD13) | A colour value cannot be converted into the requested format or model | eXML module | |
| &81E300 | DiagnosticDump_NoMemory | DiagnosticDump_NoMemory (&81E300) | Not enough memory to buffer diagnostic data | DiagnosticDump overview | |
| &81E301 | DiagnosticDump_Locked | DiagnosticDump_Locked (&81E301) | Entries cannot be written whilst DiagnosticDump is locked | DiagnosticDump overview | |
| &81E302 | DiagnosticDump_BadFlags | DiagnosticDump_BadFlags (&81E302) | Bad flags for DiagnosticDump | DiagnosticDump overview | |
| &80000006 | SystemStackCorrupt | SystemStackCorrupt (&80000006) | The system stack has become corrupt | Back Trace Structures |