Countermeasure	Note 1	Error Solution
You can choose 0 to 3 for a Tool number. According to the command, 0 is not available. Do one of the following. - Stop the task and check the parameter data specified in the SPEL command. Targets are the commands corresponding to the function name and row number in the system history. See the reference manual for correction instructions. - Restore the backup file that was operating correctly. - Update the controller firmware with the update tool. - If this error occurs repeatedly, contact us.	Specified Tool number	Reset