HelpPC 2.10	Quick Reference Utility	Copyright 1991 David Jurgens
DOS Error Codes        Of the following error codes, only error codes 1-12 are        returned in AX upon exit from interrupt 21 or 24;  The rest        are obtained by issuing the "get extended error" function        call;  see INT 21,59        01  Invalid function number        02  File not found        03  Path not found        04  Too many open files (no handles left)        05  Access denied        06  Invalid handle        07  Memory control blocks destroyed        08  Insufficient memory        09  Invalid memory block address        0A  Invalid environment        0B  Invalid format        0C  Invalid access mode (open mode is invalid)        0D  Invalid data        0E  Reserved        0F  Invalid drive specified        10  Attempt to remove current directory        11  Not same device        12  No more files        13  Attempt to write on a write-protected diskette        14  Unknown unit        15  Drive not ready        16  Unknown command        17  CRC error        18  Bad request structure length        19  Seek error        1A  Unknown media type        1B  Sector not found        1C  Printer out of paper        1D  Write fault        1E  Read fault        1F  General failure        20  Sharing violation        21  Lock violation        22  Invalid disk change        23  FCB unavailable        24  Sharing buffer overflow        25  Reserved        26  Unable to complete file operation (DOS 4.x)        27-31 Reserved        32  Network request not supported        33  Remote computer not listening        34  Duplicate name on network        35  Network name not found        36  Network busy        37  Network device no longer exists        38  NetBIOS command limit exceeded        39  Network adapter error        3A  Incorrect network response        3B  Unexpected network error        3C  Incompatible remote adapter        3D  Print queue full        3E  No space for print file        3F  Print file deleted        40  Network name deleted        41  Access denied        42  Network device type incorrect        43  Network name not found        44  Network name limit exceeded        45  NetBIOS session limit exceeded        46  Temporarily paused        47  Network request not accepted        48  Print or disk redirection is paused        49-4F Reserved        50  File already exists        51  Reserved        52  Cannot make directory entry        53  Fail on INT 24        54  Too many redirections        55  Duplicate redirection        56  Invalid password        57  Invalid parameter        58  Network device fault        59  Function not supported by network (DOS 4.x)        5A  Required system component not installed (DOS 4.x)                             DOS Error Code/Classes        Error Classes        01  Out of resource, out of space, channel, etc        02  Temporary situation, not an error, ex: file lock        03  Authorization, permission denied        04  Internal, system detected internal error        05  Hardware failure, serious problem related to hardware        06  System failure, ex: invalid configuration        07  Application error, inconsistent request        08  Not found, file/item not found        09  Bad format, file/item in invalid format        0A  Locked, file/item interlocked        0B  Media failure, ECC/CRC error, wrong or bad disk        0C  Already exists, collision with existing item        0D  Unknown, classification doesn't exist or is inappropriate                     DOS Error Code/Action Codes and Locus        Error Action Codes  (in BL)        01  retry, attempt a few more times and re-prompt        02  delay retry, retry a few more times after a pause        03  re-enter input, prompt user to re-enter input        04  abort with cleanup, orderly abort and shutdown        05  immediate abort, exit immediately without cleanup        06  ignore error        07  user intervention, retry after user fixes the problem        Error Locus (in CH)        01  unknown        02  block device        03  network        04  serial device        05  memory
Esc or Alt-X to exit	DOS error codes	Home/PgUp/PgDn/End ←↑↓→