Error Xmldoc.documentelement Is Null
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Winhelponline.com WinXPTutor.com The Winhelponline Blog Error "'xmldoc.documentElement' is null or not an object " in most of the Help and Support pages Published: June 17, 2005 Send your
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feedback Symptom When you open a page in Help and Support Center, the following error may appear. 'xmldoc.documentElement' is null or not an object For example, accessing the Help Topics such as What's new in Windows XP or Change your password may return the above error. Solution The error suggests that one of the variables used in the Javascript returns null data, usually occurs when parsing an XML document. In most cases, clearing the Temporary Internet Files and the TEMP folder should fix the problem. Clear the Temporary Internet Files Close all Internet Explorer windows Type INETCPL.CPL in Start, Run dialog Click the Delete Files button Select Delete all offline content and click OK Click OK to close the dialog Clear the contents of the TEMP folder Type %TEMP% in Start, Run dialog Select all files in the Temp folder and delete them Some files in the TEMP folder may be in use. If so, ignore the error and continue deleting the remaining files in that folder. Note: The above procedure may not help if you're receiving another error (such as ActiveX component cannot create object ) Tips 1 | Tips 2| Tips 3 | Home| IE FAQ Feedback | Donate | Disclaimer & Terms of Use | Privacy Policy Copyright © 2004 - 2010 by Ramesh Srinivasan. All Rights reserved internationally. Windows XP Troubleshooting-http://windowsxp.mvps.org
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. http://windowsxp.mvps.org/xmldoc.htm Join them; it only takes a minute: Sign up “Null” is null or not an object error in IE javascript up vote 2 down vote favorite The following code executes fine in Firefox and Chrome, but gives an error: 'null' is null or not an object when executed in Internet Explorer. if (xmlhttp.responseXML != null) { var xmlDoc = http://stackoverflow.com/questions/2901077/null-is-null-or-not-an-object-error-in-ie-javascript xmlhttp.responseXML.documentElement ; var ResultNodes = xmlDoc.getElementsByTagName ("Result") ; <---- error here if (ResultNodes != null) { (I would have thought the line after the one indicated would be more likely to return the error but the debugger says the run-time error is at the line indicated) Any ideas why? ajax null internet-explorer getelementsbytagname share|improve this question asked May 24 '10 at 23:37 rossmcm 2,28723783 add a comment| 3 Answers 3 active oldest votes up vote 1 down vote Try something like this (as usual, IE does things diferently) (take from http://msdn.microsoft.com/en-us/library/ms534370(VS.85).aspx ) if (xmlhttp.responseXML.xml) var xmlDoc = xmlhttp.responseXML.xml; else var xmlDoc = xmlhttp.responseXML; share|improve this answer answered May 24 '10 at 23:54 jeanreis 625311 Well that cured that one, but IE now reports Object required at this line: var xmlDoc = xmlhttp.responseXML.documentElement ; if (xmlhttp.responseXML.xml) var xmlDoc = xmlhttp.responseXML.xml; else var xmlDoc = xmlhttp.responseXML; var ResultNodes = xmlDoc.getElementsByTagName ("Result") ; if (ResultNodes != null) { var PayloadNode = xmlDoc.getElementsByTagName ("Payload") ; <-- error if (PayloadNode != null) Code OK on FF, Chrome &ndas
WordPress Theme & Editor Syntax Highlighter Forum Blog You are here: Reference > JavaScript > client-side > HTML DOM > http://help.dottoro.com/ljkbwlqq.php properties > documentElement (document, XMLDocument) documentElement property (document, XMLDocument) Browser support: Returns a reference to the root element node of the document. It retrieves the html element in HTML documents and the root node in XML documents. The documentElement property is used principally for calculating the size of the browser's client area. The clientWidth and clientHeight properties of the html element retrieve the cannot read width and height of the client area, but these values require some correction in Internet Explorer earlier than version 8. For further details, please see the pages for the clientWidth and clientHeight properties and the Example 1 below. Syntax: object.documentElement; You can find the related objects in the Supported by objects section below. This property is read-only. Possible values: Reference to the cannot read property root node. Default: this property has no default value. Example HTML code 1: This example shows a cross-browser solution to get the size of the browser's client area in the current pixel size of the document. Try to zoom in and out (CTRL and +, CTRL and -) and refresh the page (F5).
Size of the browser's client area: