Bug 183732 [DataBinding] swallowing the exception in get/set value of the JavaBeanObservableValue
During the bidning of beans that have PropertyChangeSupport implemented but not properly initialized (i.e null), data binding "swallows" the NullPointerException only logging "Could not attach listener to".
bundles/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/internal/beans/JavaBeanObservableValue.java
public void run() {
							fireValueChange(diff);
						}});
				}
			}
		};
		
		if (listenerSupport == null) {
			listenerSupport = new ListenerSupport(listener, propertyDescriptor.getName());
		}
		
		listenerSupport.hookListener(object);
	}
	public void doSetValue(Object value) {
		updating = true;
		try {
			Object oldValue = doGetValue();
			Method writeMethod = propertyDescriptor.getWriteMethod();
			if (!writeMethod.isAccessible()) {
				writeMethod.setAccessible(true);
			}
			writeMethod.invoke(object, new Object[] { value });
			fireValueChange(Diffs.createValueDiff(oldValue, doGetValue()));
		} catch (Exception e) {
			if (BeansObservables.DEBUG) {
				Policy
						.getLog()
						.log(
								new Status(
										IStatus.WARNING,