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APPENDIX
Error message
Disk I/O Error
Division by zero
Feature not
implemented
FIELD overflow
File already exists
File already open
File not found
File not OPEN
Illegal direct
Illegal function call
Input past end
Line buffer Overflow
App - 13
Code
(hexadecimal)
57 (39
)
• The file area of the specified
H
memory card is write protected.
• There is no file area in the specified
memory card.
• An error occurred during
input/output operation to the disk.
11 (B
)
A division by 0 was executed and the
H
value of the result overflowed.
26 (1A
)
The program does not exist.
H
50 (32
)
An area larger than 256 bytes was
H
specified in the FIELD instruction.
58 (3A
)
It is attempted to change a file name
H
to an already existing name using the
NAME instruction.
55 (37
)
An instruction such as OPEN or KILL
H
was executed to an already open file.
53 (35
)
A file that does not exist in a memory
H
card, FD, or HD was specified.
71 (47
)
It is attempted to reference a file that
H
is not open.
12 (C
)
It is attempted to execute a command
H
that cannot be used in direct mode.
5 (5
)
The function call method in a
H
statement or function is incorrect.
61 (3D
)
Another input instruction is executed
H
after all the data in the file was read.
23 (17
)
Characters exceeding the range of
H
the number of characters allowed in
one line are entered.
Meaning
MELSEC-Q
Corrective action
• Cancel the write protection for
the memory card.
• Format the memory card's file
area.
• This is a fatal error and
recovery is impossible.
Modify the program so that
division by 0 is not performed.
Execute the program after
performing the MSAVE operation.
Specify an area that can fit in 256
bytes or less.
Change the already existing file
name or change the file name to
be changed to a different one.
Modify the program so that it
does not execute the OPEN
instruction, etc., or execute the
instruction after closing the file.
Specify the correct file name.
Modify the program to reference
the file after it is opened.
Use a command that can be used
in direct mode.
Specify using the correct format.
Do not execute the extra input
instruction.
Limit the number of characters in
one line to 255 characters or less.
App - 13
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