Activity Chart Checks : (C3138) Switch/Case structure contain more than one default entry

(C3138) Switch/Case structure contain more than one default entry

Error In:
Correctness
Description:
Switch/Case expression with more than one “default” entry.
Example:
The following Rational Statemate Language expression is illegal:
/switch_c (DI) {
case_c 1:
DI++;
break;
default :
DI--;
break;
default :
DI--;
break;
}
Erroneous Elements:
Activities, States, Action-Box, Transition, Action