# ID 20959

Selected synchronisation mode for this M-function not permitted.
Description | In connection with axis clamping, the synchronisation type currently assigned in the channel parameters (P-CHAN-00041) for the M function M10 or M11 [PROG] is not permitted. For further information see [FCT-C1]
Response | Class | 2 | Abort NC program processing.
Solution | Class | 3 | In the channel parameters (P-CHAN-00041) for M10 or M11, enter the type of synchronization required for axis clamping.

- M10 (select axis clamping) must be of the MNS_SNS type.
- M11 (deselect axis clamping) must be of the MVS_SVS type.

Then a controller start-up of the control or a reload of the channel parameters is necessary.

Parameter | %1: | Current value [-]
Number of the M function with invalid synchronisation type
Error type | 1, Error message from NC program.