Apple Error Codes Service Manual
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TITLE
Mac OS System Error Codes: 0 to -261
Article ID:
Created:
Modified:
9805
2/25/92
3/28/02
TOPIC
The following list provides an explanation of system errors 0 to -261.
DISCUSSION
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
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-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
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Font Manager Errors
-64 fontDecError error during font declaration
-65 fontNotDeclared font not declared
-66 fontSubErr font substitution occured
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
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