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Mac OS System Error Codes: 0 to -261
This article has been archived and is no longer updated by Apple.
Summary
The following list provides an explanation of system errors 0 to -261. This document applies to Mac OS 9 and earlier.
Products Affected
Mac OS 9.0
Notes
1. Items listed in [brackets] are old result code meanings.
2. ???? This information was not available.I/O System Errors
| -17 | controlErr | Driver can't respond to Control call |
| -18 | statusErr | Driver can't respond to Status call |
| -19 | readErr | Driver can't respond to Read call |
| -20 | writErr | Driver can't respond to Write call |
| -21 | badUnitErr | Driver ref num doesn't match unit table |
| -22 | unitEmptyErr | Driver ref num specifies NIL handle in unit table |
| -23 | openErr | Requested read/write permission doesn't match driver's open permission, or Attempt to open RAM serial Driver failed |
| -24 | closErr | Close failed; Permission to close .MPP driver was denied |
| -25 | dRemovErr | tried to remove an open driver |
| -26 | dInstErr | DrvrInstall couldn't find driver in resources |
| -27 | abortErr | IO call aborted by KillIO; Publisher has written a new edition *OR* |
| -27 | iIOAbortErr | IO abort error (Printing Manager) |
| -28 | notOpenErr | Couldn't rd/wr/ctl/sts cause driver not opened |
| -29 | unitTblFullErr | Unit table has no more entries |
| -30 | dceExtErr | dce extension error |
File System Errors
| -33 | dirFulErr | Directory full |
| -34 | dskFulErr | Disk full |
| -35 | nsvErr | No such volume; volume not found |
| -36 | ioErr | I/O error (bummers) |
| -37 | bdNamErr | Bad file name; there may be no bad names in the final system! |
| -38 | fnOpnErr | File not open |
| -39 | eofErr | End of file; no additional data in the format |
| -40 | posErr | Tried to position to before start of file (r/w) |
| -41 | mFulErr | Memory full (open) or file won't fit (load) |
| -42 | tmfoErr | too many files open |
| -43 | fnfErr | File not found; Folder not found; Edition container not found; Target not found |
| -44 | wPrErr | Diskette is write protected; Volume is locked through hardware |
| -45 | fLckdErr | File is locked |
| -45 | fLckedErr | Publisher writing to an edition |
| -46 | vLckdErr | Volume is locked through software |
| -47 | fBsyErr | File is busy (delete); Section doing I/O |
| -48 | dupFNErr | Duplicate filename (rename); File found instead of folder |
| -49 | opWrErr | File already open with with write permission |
| -50 | paramErr | Error in user parameter list |
| -51 | rfNumErr | Reference number invalid |
| -52 | gfpErr | Get file position error |
| -53 | volOffLinErr | Volume is off line |
| -54 | permErr | Software lock on file; Not a subscriber [permissions error on file open] |
| -55 | volOnLinErr | drive volume already on-line at MountVol |
| -56 | nsDrvErr | no such drive (tried to mount a bad drive num) |
| -57 | noMacDskErr | not a mac diskette (sig bytes are wrong) |
| -58 | extFSErr | External file system - file system identifier is nonzero |
| -59 | fsRnErr | file system internal error: during rename the old entry was deleted but could not be restored* |
| -60 | badMDBErr | bad master directory block |
| -61 | wrPermErr | Write permissions error; Not a publisher |
Font Manager Errors
| -64 | fontDecError | error during font declaration |
| -65 | fontNotDeclared | font not declared |
| -66 | fontSubErr | font substitution occurred |
Disk, Serial Ports, Clock Specific Errors
| -64 | lastDskErr | |
| -64 | noDriveErr | drive not installed |
| -65 | offLinErr | r/w requested for an off-line drive |
| -66 | noNybErr | couldn't find 5 nybbles in 200 tries |
| -67 | noAdrMkErr | couldn't find valid addr mark |
| -68 | dataVerErr | read verify compare failed |
| -69 | badCksmErr | addr mark checksum didn't check |
| -70 | badBtSlpErr | bad addr mark bit slip nibbles |
| -71 | noDtaMkErr | couldn't find a data mark header |
| -72 | badDCksum | bad data mark checksum |
| -73 | badDBtSlp | bad data mark bit slip nibbles |
| -74 | wrUnderrun | write underrun occurred |
| -75 | cantStepErr | step handshake failed |
| -76 | tk0BadErr | track 0 detect doesn't change |
| -77 | initIWMErr | unable to initialize IWM |
| -78 | twoSideErr | tried to read 2nd side on a 1-sided drive |
| -79 | spdAdjErr | unable to correctly adjust disk speed |
| -80 | seekErr | track number wrong on address mark |
| -81 | sectNFErr | sector number never found on a track |
| -82 | fmt1Err | can't find sector 0 after track format |
| -83 | fmt2Err | can't get enough sync |
| -84 | verErr | track failed to verify |
| -84 | firstDskErr | |
| -85 | clkRdErr | unable to read same clock value twice |
| -86 | clkWrErr | time written did not verify |
| -87 | prWrErr | parameter ram written didn't read-verify |
| -88 | prInitErr | InitUtil found the parameter ram uninitialized |
| -89 | rcvrErr | SCC receiver error (framing, parity, OR) |
| -90 | breakRecd | Break received (SCC) |
AppleTalk Errors
| -91 | ddpSktErr | Error opening socket *OR* |
| -91 | eMultiErr | Invalid address or table is full |
| -92 | ddpLenErr | Data length too big *OR* |
| -92 | eLenErr | Packet too large or first entry of the write-data structure did not contain the full 14-byte header |
| -93 | noBridgeErr | No router available [for non-local send] |
| -94 | lapProtErr | error in attaching/detaching protocol *OR* |
| -94 | LAPProtErr | Protocol handler is already attached, node's protocol table is full, protocol not attached, or protocol handler pointer was not 0 |
| -95 | excessCollsns | Hardware error [excessive collisions on write] |
| -97 | portInUse | driver Open error code (port is in use) |
| -98 | portNotCf | driver Open error code (parameter RAM not configured for this connection) |
| -99 | memROZErr | hard error in ROZ |
| -99 | memROZError | hard error in ROZ |
| -99 | memROZWarn | soft error in ROZ |
Scrap Manager Errors
| -100 | noScrapErr | No scrap exists error |
| -102 | noTypeErr | Format not available [no object of that type in scrap] |
Storage Allocator Errors
| -108 | memFullErr | Ran out of memory [not enough room in heap zone] |
| -109 | nilHandleErr | GetHandleSize fails on baseText or substitutionText; NIL master pointer [handle was NIL in HandleZone or other] |
| -110 | memAdrErr | Address was odd, or out of range |
| -111 | memWZErr | Attempted to operate on a free block; GetHandleSize fails on baseText or substitutionText [WhichZone failed (applied to free block)] |
| -112 | memPurErr | Trying to purge a locked or non-purgeable block |
| -113 | memAZErr | Address in zone check failed |
| -114 | memPCErr | Pointer Check failed |
| -115 | memBCErr | Block Check failed |
| -116 | memSCErr | Size Check failed |
| -117 | memLockedErr | Trying to move a locked block (MoveHHi) |
HFS Errors
| -120 | dirNFErr | Directory not found |
| -121 | tmwdoErr | No free WDCB available |
| -122 | badMovErr | Move into offspring error |
| -123 | wrgVolTypErr | Not an HFS volume [wrong volume type error or (obsolete) operation not supported for MFS] |
| -124 | volGoneErr | Server volume has been disconnected. |
| -125 | updPixMemErr | Insufficient memory to update a pixmap |
| -127 | fsDSIntErr | Internal file system error |
Menu Manager Errors
| -126 | dsMBarNFnd | System error code for MBDF not found |
| -127 | dsHMenuFindErr | Could not find HMenu's parent in MenuKey |
| -128 | userCanceledErr | User canceled an operation |
HFS FileID Errors
| -130 | fidNotFound | no file thread exists |
| -131 | fidNotAFile | directory specified |
| -132 | fidExists | file id already exists |
Color Quickdraw and Color Manager Errors
| -147 | regionTooBigError | Region too big or complex |
| -148 | pixMapTooBigErr | Pixel map record is deeper than 1 bit per pixel [passed pixelmap is too large] |
| -149 | notEnoughStack | Not enough stack space for the necessary buffers *OR* |
| -149 | mfStackErr | Insufficient stack |
| -150 | cMatchErr | Color2Index failed to find an index |
| -151 | cTempMemErr | Failed to allocate memory for temporary structures |
| -152 | cNoMemErr | Failed to allocate memory for structure |
| -153 | cRangeErr | Range error on colorTable request |
| -154 | cProtectErr | ColorTable entry protection violation |
| -155 | cDevErr | Invalid type of graphics device |
| -156 | cResErr | Invalid resolution for MakeITable |
| -157 | cDepthErr | Invalid pixel depth |
| -158 | cParmErr | Invalid parameter |
Resource Manager Errors (other than I/O)
| -185 | badExtResource | Extended resource has a bad format. |
| -186 | CantDecompress | Resource bent ("the bends") can't decompress a compressed resource |
| -188 | resourceInMemory | Resource already in memory |
| -189 | writingPastEnd | Writing past end of file |
| -190 | inputOutOfBounds | Offset or count out of bounds |
| -192 | resNotFound | Resource not found |
| -193 | resFNotFound | Resource file not found |
| -194 | addResFailed | AddResource failed |
| -195 | addRefFailed | AddReference failed |
| -196 | rmvResFailed | RmveResource failed |
| -197 | rmvRefFailed | RmveReference failed |
| -198 | resAttrErr | Attribute inconsistent with operation |
| -199 | mapReadErr | Map inconsistent with operation |
Sound Manager Errors
| -200 | noHardware | Required sound hardware not available [no hardware support for the specified synthesizer] |
| -201 | notEnoughHardware | Insufficient hardware available [no more channels for the specified synthesizer] |
| -203 | queueFull | No room in the queue |
| -204 | resProblem | Problem loading the resource |
| -205 | badChannel | Channel is corrupt or unusable [invalid channel queue length] |
| -206 | badFormat | Resource is corrupt or unusable [handle to 'snd ' resource was invalid] |
| -207 | notEnoughBufferSpace | Insufficient memory available |
| -208 | badFileFormat | File is corrupt or unusable, or not AIFF or AIFF-C |
| -209 | channel | Channel is busy |
| -210 | buffersTooSmall | Buffer is too small |
| -211 | channelNotBusy | Channel not currently used |
| -212 | noMoreRealTime | Not enough CPU time available |
| -213 | badParam | A parameter is incorrect |
| -220 | siNoSoundInHardware | No sound input hardware available |
| -221 | siBadSoundInDevice | Invalid sound input device |
| -222 | siNoBufferSpecified | No buffer specified |
| -223 | siInvalidCompression | Invalid compression type |
| -224 | siHardDiskTooSlow | Hard drive too slow to record |
| -225 | siInvalidSampleRate | Invalid sample rate |
| -226 | siInvalidSampleSize | Invalid sample size |
| -227 | siDeviceBusyErr | Sound input device is busy |
| -228 | siBadDeviceName | Invalid device name |
| -229 | siBadRefNum | Invalid reference number |
| -230 | siInputDeviceErr | Input device hardware failure |
| -231 | siUnknownInfoType | Unknown type of information |
| -232 | siUnknownQuality | Unknown quality |
MIDI Manager Errors
| -250 | midiNoClientErr | no client with that ID found |
| -251 | midiNoPortErr | no port with that ID found |
| -252 | midiTooManyPortsErr | too many ports already installed in the system |
| -253 | midiTooManyConsErr | too many connections made |
| -254 | midiVConnectErr | pending virtual connection created |
| -255 | midiVConnectMade | pending virtual connection resolved |
| -256 | midiVConnectRmvd | pending virtual connection removed |
| -257 | midiNoConErr | no connection exists between specified ports |
| -258 | midiWriteErr | couldn't write to all connected ports |
| -259 | midiNameLenErr | name supplied is longer than 31 characters |
| -260 | midiDupIDErr | duplicate client ID |
| -261 | midiInvalidCmdErr | command not supported for port type |
Additional Information
| 9804 | Mac OS System Error Codes: -299 to -5553 | |
| 9806 | Mac OS System Error Codes: 1 to 32467 |
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