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Posted 24-Sep-12 8:28am Sandeepkumar potu745 Add a Solution 11 solutions Top Rated Most Recent Rate this: Please Sign up or sign in to vote. Insults are not welcome. Thanks for the work around by the way. If those answers do not fully address your question, please ask a new question.

Go back to {{controller.refererName | capitalize}} {{controller.article.Title}} {{controller.article.LastUpdate | date:'MMMM d, yyyy'}} | KB: {{controller.article_id}} Whether the upgradation to .NET 3.5 or .NET 2.0 SP2 fixes these issues……. Notes: If you select the "Generate a unique key for each application" checkbox, ",IsolateApps" will be added to the end of your keys. Any news on when a working 3.5 SP1 will be released?

Validation Of Viewstate Mac Failed Machinekey

I'm not sure, but here's my hypothesis: when I published my app, which was running fine (albeit with the bottleneck very sluggish) onto the commercial ASP.NET web hosting site I use, It appears if you have a large page which loads slowly for any reason. Aug 12, 2010 11:29 AM|Aamir Hasan|LINK on your page at top include enableViewStateMac="false"

Validation of viewstate MAC failed. Quickly fixed my exact problem! I have vs 2008 sp1 for asp.net. Validation Of Viewstate Mac Failed Single Server Permalink Posted 15-Oct-13 1:21am w3t390 Rate this: Please Sign up or sign in to vote.

Thus, no viewstate can in any way exist in our project, yet viewstate exceptions were being thrown all over the place. Validation Of Viewstate Mac Failed .net 4 Using this BasePage approach stops the Menu Friendly Adapter menu from working. For information on that, take a look at the documentation found here. http://www.codeproject.com/Questions/464873/Validation-of-viewstate-MAC-failed SkyrimSE is Quiet A weird and spooky clock Can なし be used in response to a binary question?

Idk what this means. –AskYous Apr 19 at 15:29 Are you using a Web Form site on asp.net? –TsTeaTime Apr 19 at 15:31 yes. Validation Of Viewstate Mac Failed Load Balancer However, there was ONE exception of having the page work when .NET 2.0.50727.3053 was installed via 3.0 SP1 which also installed 3.0.4506.2152. Tags ASP.NET Debugging Exceptions Comments (128) Cancel reply Name * Email * Website DotNetKicks.com says: March 14, 2008 at 12:50 pm You've been kicked (a good thing) - Trackback from DotNetKicks.com So I also added this to your array and the issue seems to be resolved.

Validation Of Viewstate Mac Failed .net 4

Very detailed as well.. AutoGenerate cannot be used in a cluster. Validation Of Viewstate Mac Failed Machinekey Output a googol copies of a string What does a `#` attribute do in HTML? Validation Of Viewstate Mac Failed Solution AutoGenerate cannot be used in a cluster As I found out, there was a tag in header part of my master page, that I added in last tie and

Reply subhash.shel... Anybody can provide an answer ? (None of the two posted can solve my problem) –Apolo Apr 15 '15 at 15:16 I saw this post on MSDN (blogs.msdn.com/b/webtopics/archive/2009/05/13/…), you but they are not Chrome related. link is fixed –imanabidi Apr 22 at 9:18 add a comment| up vote 4 down vote This solution worked for me in ASP.NET 4.5 using a Web Forms site. Validation Of Viewstate Mac Failed Error Solution

http://blogs.msdn.com/b/amb/archive/2012/07/31/easiest-way-to-generate-machinekey.aspx Easiest way to generate MachineKey - Ahmet Mithat Bostanci - 31 Jul 2012 You can search in Bing for "MachineKey generator" and use an online service. Reply Boomport says: April 16, 2008 at 12:33 pm This solved the problem for me, This is caused by the application pool setting on the performance tab, web garden. I get this error even though I have disabled viewstate validation! Jul 22, 2010 12:35 PM|surya_bg2000|LINK Even i have ended with this issue &it worked for me with belowchanges in web.config:

Thanks, B Gopal Surya Prakash

In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter Linked 3 Validation of viewstate MAC failed.Application hosted by a Httpexception (0x80004005): Validation Of Viewstate Mac Failed Nov 07, 2011 08:46 AM|narayananbabun|LINK Thanks, for this. share|improve this answer answered Apr 28 at 13:30 aydin 1 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up

AutoGenerate cannot be used in a cluster.

AutoGenerate cannot be used in a cluster.] System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError) +148 System.Web.UI.ObjectStateFormatter.Deserialize(String inputString) +10959605 System.Web.UI.Util.DeserializeWithAssert(IStateFormatter formatter, String serializedState) +59 System.Web.UI.HiddenFieldPageStatePersister.Load() +10959704 System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +11043464 System.Web.UI.Page.LoadAllState() +46 System.Web.UI.Page.ProcessRequestMain(Boolean The site ws2 try to send values to ws1 by posting them with an asp:linkbutton and the postbackurl property defines to ws1, http://ws1/default.aspx. I installed the latest SP and when I run the app through VS2008 and perform the clicking, the error still persist. Validation Of Viewstate Mac Failed Localhost Anything you render using response.write will appear before the very top of your html, regardless of whether it's called from a .aspx file or from your codebehind.

Let me explain the exact problem I have meta refresh tag on the page which refreshes the page every 20 seconds. So when I published a new version of my apps, and some customer have left her computer open on my website. Any ideas on how to fix? Quicker and quieter than a mouse, what am I?

In fact, it seems that it is happening more frequently. Now i have 2.0SP2,3.0SP2,3.5SP1. We haven't seen as many of those but it certainly can cause the same problem. Reply J.

The view state MAC helps ensure the security of other ASP.NET functions in addition to view state." In short, if you disable ViewStateMAC you can no longer trust anything that is In fact, I found that all of these switches are mutually incompatible when put together (my program would not run with all these parameters set they way they are above). Reply Nicolas says: April 24, 2009 at 7:03 am For those who need ASP.NET machine keys and French explanations, I wrote a simple generator you can find on my personal web I hope i havae clearly mention my problem Waiting for reply Reply sabera.patel None 0 Points 11 Posts Re: Validation of viewstate MAC failed. configuration specifies the same validationK...

Reply Dustin Clark says: August 25, 2008 at 11:30 pm Beware of option 3 if you use Response.write anywhere in your code. Later in my code, I caught the Selected Changed event of the GridView when the ButtonField was clicked or "Selected". Reply ASP.NET Debugging says: March 15, 2008 at 10:43 pm Hudo, that is usually what we have to do if we are using a Webfarm since you want all the processes Source Error: [No relevant source lines] Source File: c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\mwcia\5014dbc4\57858a10\App_Web_8acvvzxj.2.cs Line: 0 Stack Trace: [HttpException (0x80004005): Unable to validate data.] System.Web.Configuration.MachineKeySection.GetDecodedData(Byte[] buf, Byte[] modifier, Int32 start, Int32 length,

says: September 2, 2008 at 2:33 am This was a great help. Do you need your password? I didn't write the CSS for the website so I don't want to go messing around with it as my CSS skills aren't the best, can you see any issues with I.E.

Thanks for the heads up. Godaddy provides feature for domain forwarding with masking.