Sinumerik Alarm 8021 Option ‘activation of more than %1 mode groups’ not set

Sinumerik Alarm 8021 Option ‘activation of more than %1 mode groups’ not set

Parameters:
%1 = Number of mode groups

Definitions:
The option for the number of mode groups is not compatible with the activated mode group.

Reactions:
– Alarm display.
– Interface signals are set.
– NC Start disable in this channel.

Remedy:
Add option for more mode groups.Activate fewer mode groups.

Program Continuation:
Switch control OFF – ON.