User`s manual

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MELSEC
10 ERROR CODE
Return value
(HEX)
Error definition Corrective action
-1
(FFFF
H)
Path error
The specified path is invalid.
Check the bus that was returned by the mdOpen
function.
-2
(FFFE
H)
Device number error
The specified device number is out of range.
When specifying the bit device, the device number is not a
multiple of 8.
Check the head device number for the specified
device.
-3
(FFFD
H)
Device type error
The specified device type is invalid.
Check if the device type used is in the device list.
-4
(FFFC
H)
CPU error
An invalid station was specified.
Check the status of the communication station.
Check the specified station number.
-5
(FFFB
H)
Size error
The device number and size are over the device range.
Access was attempted using an odd device.
The device number and size are over the range for the same
block.
Check the specified device size.
Check the device number and size.
-6
(FFFA
H)
Number of block error
The number of blocks specified in dev[0] for device random
read/write is out of range.
Check the number of blocks specified in dev [0].
-8
(FFF8
H)
Channel number error
The channel number specified in the mdOpen function is invalid.
Check the specified channel number.
-11
(FFF5
H)
Insufficient buffer area
The read area size of the read data storage array variable is too
small.
Check the read size and read data destination
size.
-12
(FFF4
H)
Block error
The specified block number of the extension file register is invalid.
Check the block number (device type) of the
extension file register.
-13
(FFF3
H)
Write protect error
The specified block number of the extension file register is
overlapping with the write protect area of the memory cassette.
Check the block number (device type) of the
extension file register.
Check the write protect DIP switch of the
accessed memory cassette.
-14
(FFF2
H)
Memory cassette error
No memory cassette is loaded to the accessed CPU, or an
incorrect memory cassette is loaded.
Check the accessed memory cassette.
-15
(FFF1
H)
Read area length error
The read area size of the read data storage array variable is too
small.
Check the read size and read data destination
size.
-16
(FFF0
H)
Station number/network number error
The station number/network number is out of range.
Check the specified station number/network
number
-17
(FFEF
H)
All-station/group number specification error
A function that does not support all-station specification/group-
number specification was specified.
Check if all-station specification/group number
specification is enabled for the function.
-18
(FFEE
H)
Remote instruction error
A code that is not designated was specified.
Check the specified code.
-19
(FFED
H)
SEND/RECV channel number error
The channel number specified with the SEND/RECV function is
out of range.
Check the specified channel number.
-21
(FFEB
H)
Error in gethostbyname ( )
An error occurred in the function, gethostbyname ( ).
Check if the specified host name exists in the
HOSTS file.
-24
(FFE8
H)
Time out error in select ( )
A time out error occurred in the function, select ( ).
Check if MGW server service has been started
on the server machine.
-25
(FFE7
H)
Error in sendto ( )
An error occurred in the function, sendto ( ).
-26
(FFE6
H)
Error in recvfrom ( )
An error occurred in the function, recvfrom ( ).
-28
(FFE4
H)
Error response reception
An error response was received.
-29
(FFE3
H)
Reception data length over
Too much data was received.
Check if normal Ethernet communication can be
performed with the server machine.