# ID 50516

Maximum number of unacknowledged signals exceeds limit. #WAIT could not be saved.
Description | The number of unacknowledged #SIGNAL, #WAIT synchronisations is limited. For detailed information on cross-channel synchronisation types, see [PROG// Section: Synchronisation scenarios]
Response | Class | 4 | Movement stop.
Solution | Class | 6 | Check the NC program and reduce the number of #SIGNAL, #WAIT active simultaneously.
Parameter | %1: | Current value [-]
Number of the signal.
%2: | Limit value [-]
Maximum number of active signals
Error type | 1, Error message from NC program..