MS-DOS Error Messages
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In this document, you can find all of the dos error codes. 
These are the code's wich are displayed when you are using a program 
under DOS, you try lo load something from a disk-drive and you get a
cryptical error message like DISK ERROR or something like that and a 
number. 

  1                         Invalid function
  2                         File not found
  3                         Path not found
  4                         No handles available
  5                         Access Denied
  6                         Invalid handle
  7                         Memory control blocks destroyed
  8                         Insufficient memory
  9                         Invalid memory block adress
 10                         Invalid environment
 11                         Invalid format
 12                         Invalid access mode
 13                         Invalid data
 14                         --- Reserved
 15                         Invalid Drive
 16                         Attempt to remove current directory
 17                         Not the same device
 18                         No more files
 19                         Disk is write-protected
 20                         Unknown unit
 21                         Drive not ready
 22                         Unknown command
 23                         CRC error
 24                         Bad request structure length
 25                         Seek error
 26                         Out of paper
 27                         Write fault
 28                         Read fault
 29                         General failure
 30                         Sharing violation
 31                         Lock violation
 32                         Invalid disk change
 33                         FCB unavailable
 34                         Sharing buffer overflow
 35  --- 49              --- Reserved
 50                         Network request not supported
 51                         Remote computer not listening
 52                         Duplicate name on network
 53                         Network name not found
 54                         Network busy
 55                         Network device no longer exists
 56                         Net BIOS command limit exceeded
 57                         Network adapter error
 58                         Incorrect network response
 59                         Unexpected Network Error
 60                         Incompatible remote adapter
 61                         Print queue full
 62                         Not enough space for print-file
 63                         Print file deleted
 64                         Network name deleted
 65                         Access denied
 66                         Network device type incorrect
 67                         Network name not found
 68                         Network name limit exceeded
 69                         Net BIOS session limit exceeded
 70                         Temporarily paused
 71                         Network request not accepted
 72                         Print or Disk 
 73  --- 79              --- Reserved
 80                         File already exists
 81                         --- Reserved
 82                         Cannot make directory entry
 83                         Fail on INT24
 84                         Too many redirections
 85                         Duplicate redirection
 86                         Invalid password
 87                         Invalid parameter
 88                         Network data fault


