AT&T 6300 Programmer's Manual page 673

NUMBER
53
54
55
57
58
61
62
63
64
66
67
68
69
70
71
72
74
75
76
MESSAGE
File not found
Bad file mode
File already open
Device I/O error
File already exists
Disk full
Input past end
Bad record number
Bad fileriame
Direct statement in file
Too many files
Device unavailable
Communication buffer overflow
Disk write protected
Disk not ready
Disk media error
Rename across disks
Path/file access error
Path not found
Error Messages
D-3