Error Code During Function Execution - Mitsubishi Electric MELSEC Q Series User Manual

Appendix 1.3
The error codes returned in bus interface, C Controller module dedicated function or MELSEC data link function
execution are returned as a return value.
(1) Common error codes returned by each function
The following table provides the error descriptions and corrective actions to individual error code commonly
returned in execution of bus interface functions, C Controller module dedicated function, and MELSEC data link
functions.
Return value
*1
(HEX)
0
Completed normally
(0000 )
H
1 Driver not started
(0001 ) • The driver has not been started.
H
2 Timeout error
(0002 ) • A timeout occurred while waiting for response.
H
66 Already opened
(0042 ) • The specified channel has already been opened.
H
67 Already closed
(0043 ) • The specified channel has already been closed.
H
69 Unsupported function execution error
(0045 ) • A function which is not supported by the target station was executed.
H
Station No. error
70 • The specified station No. is incorrect.
(0046 ) • This station received a request destined for another station. Or, the station No.
H
corresponds to the own station (0xFF) but the network No. is not 0.
71 Data reception error (When a RECV request is issued.)
(0047 ) • Data have not been received.
H
Memory error/resource memory shortage error/excessive task number error
77 • Sufficient memory could not be allocated.
(004D ) • Bus interface functions/C Controller module dedicated function/MELSEC data link
H
functions are used in a excessive number of tasks.
85 Network channel No. error (When a SEND/RECV request is issued.)
(0055 ) Channel No. error
H
102 Transmission error
(0066 ) • Transmitting data has failed.
H
103 Reception error
(0067 ) • Receiving data has failed.
H
Device No. error
130
• The specified device No. is out of range.
(0082 )
H
• Device No. in the bit device settings is not a multiple of 8.
Device points error
131
• The specified number of points is out of range.
(0083 )
H
• The number of points in the bit device settings is not a multiple of 8.
8193 • The specified device is a device that cannot be used with the Motion CPU.
(2001 ) • The specified device is out of the device range.
H

Error code during function execution

Error description Corrective action
-
• Check the channel No.
• Correct the error that occurred when starting the driver.
• Check the status of the system drive.
• Check if the operating system is running normally.
• Check the operation status and mounting condition of the accessed
station(s).
• Retry from the user program.
• Increase MD function timeout value in Setting/monitoring tools for the C
Controller module.
Open once.
(A correct path is returned to the argument even when this error occurs.)
Close once.
• Check the path of channel, network number, and station number.
• Check if the function is supported by the target station.
Correct the network No. and station No. in the user program.
• Retry.
• Check the channel number.
• Check whether the data is sent on the sending station with the SEND
function.
• Terminate other task(s) currently running, or decrease the size of data to
be accessed.
• Check if the C Controller module is running normally.
• Reset the C controller system.
• Reduce the number of tasks that use bus interface functions/C Controller
module dedicated function
• /MELSEC data link functions and then retry.
• Review the size and quantity specified in the function argument.
Check the specified channel No. when a SEND/RECV request is issued.
• Retry.
• Check if the C Controller module is running normally.
• Reset the C controller system.
• Retry after restarting.
• Retry.
• Check if the C Controller module is running normally.
• Reset the C controller system.
• Check the device No..
• When specifying device No.32768(8000
"functions for compatibility" with "available functions".
 Page 356, Section 21.2, Page 362, Section 22.2
• Check the number of device points.
• When specifying a size of 32768(8000
H
"functions for compatibility" with "available functions".
 Page 356, Section 21.2, Page 362, Section 22.2
• Check the specified device name.
• Check the specified device No. and size.
APPENDICES
) or higher, replace the
H
) bytes or more, replace the
421
A