fnCheckValueStateText = function (oSelect) {
					var oValueStateTextDomRef = document.getElementById(oSelect.getValueStateMessageId() + "-sr"),
						sExpectedValueStateText = ValueStateSupport.getAdditionalText(oSelect);

					return oValueStateTextDomRef && (oValueStateTextDomRef.textContent.indexOf(sExpectedValueStateText) > -1);
				}
The effect of checking "resetOnMissingKey: true" starts here