Exchange 2013 - ECP Error Unable to get property

Good day ,

Im getting the following error when i trying to create a new mailbox

Also im getting the same error in some other places within ECP

but with different properties 

I already tried the comparability thing but it didnt work

I also tried IE11, Chrome and Firefox 

We have been using Exchange 2013 for 6 months

This Error is new , it happened after installing the latest Windows updates on all exchange servers yesterday (3 CAS and 3 MBX)

OS : Windows Server 2012 Standard R2

Kindly advice ,

Regards 

Client Information
------------------
User Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.3; WOW64; Trident/7.0; .NET4.0E; .NET4.0C; InfoPath.3; .NET CLR 3.5.30729; .NET CLR 2.0.50727; .NET CLR 3.0.30729)
CPU Class: x86
Platform: Win32
System Language: en-US
User Language: en-US
CookieEnabled: true
-----------------
Exception Details
-----------------
Date: Wed Aug 27 11:57:21 UTC+0300 2014
Message: Unable to get property 'NewMailbox_Alias' of undefined or null reference
Url: https://MyDomain.com/ecp/15.0.775.37/scripts/common.js
Line: 1

Call Stack
----------


Dump Event
----------
errorMessage = Unable to get property 'NewMailbox_Alias' of undefined or null reference
errorUrl = https://MyDomain.com/ecp/15.0.775.37/scripts/common.js
errorLine = 1
errorCharacter = 146348
errorCode = 0
actionURL = 
altKey = false
altLeft = false
behaviorCookie = 0
behaviorPart = 0
bookmarks = null
boundElements = [object HTMLCollection]
button = 0
buttonID = 0
cancelBubble = false
clientX = -318
clientY = 25
contentOverflow = false
ctrlKey = false
ctrlLeft = false
data = 
dataFld = 
dataTransfer = null
fromElement = null
keyCode = 0
nextPage = 
offsetX = 0
offsetY = 0
origin = 
propertyName = 
qualifier = 
reason = 0
recordset = null
repeat = false
returnValue = true
screenX = 395
screenY = 294
shiftKey = false
shiftLeft = false
source = null
srcElement = null
srcFilter = null
srcUrn = 
toElement = null
type = error
url = 
wheelDelta = 0
x = 0
y = 0
getAttribute = 
function getAttribute() {
    [native code]
}

removeAttribute = 
function removeAttribute() {
    [native code]
}

setAttribute = 
function setAttribute() {
    [native code]
}


Detailed Call Stack
-------------------



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Best Regards Bisher Shbib