ID 21047
| Unknown spindle name or close bracket missing.. | |||
| Description | While changing the main spindle with the command #MAIN SPINDLE, either the identifier of the spindle is unknown or the closing square bracket is missing. | ||
| Response | Class | 2 | Abort NC program processing. | 
| Solution | Class | 3 | Check and modify NC command. | 
| Error type | 1, Error message from NC program. | ||
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