#fixed code
                                @Override
    public void setValue(Integer value, boolean fireEvents) {
        try {
            checkRangeValue(value);
            setIntToRangeElement(VALUE, value);
        } catch(Exception e) {
            getLogger().log(Level.SEVERE, e.getMessage());
        }

        super.setValue(value, fireEvents);
    }
#vulnerable code 
                                @Override
    public void setValue(Integer value, boolean fireEvents) {
        if (value == null) {
            GWT.log("Value must be null", new RuntimeException());
            return;
        }
        if (value < getMin()) {
            GWT.log("Value must not be less than the minimum range value.", new RuntimeException());
            return;
        }
        if (value > getMax()) {
            GWT.log("Value must not be greater than the maximum range value", new RuntimeException());
            return;
        }
        setIntToRangeElement(VALUE, value);

        super.setValue(value, fireEvents);
    } 
                            #location 7 
                            #vulnerability type NULL_DEREFERENCE