# ID 20167

Unknown T-function.
Description | The programmed T function addresses a tool location that does not exist in the list of tool parameters. Example: Wrong: N10 G00 X0 Y0 Z0 N20 T999

:

`N1000 M30`

Response | Class | 2 | Abort NC program processing.
Solution | Class | 3 | Check and modify NC program. Programmed number of T function must dress a permissible tool place.
Parameter | %1: | Error value [-]
%2: | Limit value [-]
Error type | 1, Error message from NC program.