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This happened some time ago so we didn't believe that this was related...Does anybody have any idea why this may cause the issue described in my original post?: Michael Friday, May ERROR Public MPWiki » Page not found Page not found The page you are looking for might have been removed or is temporarily unavailable. © VIAcode. http://social.technet.microsoft.com/Forums/en-US/exchangesvrclients/thread/5c3b9041-a479-4979-a176-a11e8cbfc55f/ Go to Solution 2 Participants JBond2010 LVL 15 Exchange8 SBS5 wylie_uk LVL 4 SBS3 Exchange1 2 Comments LVL 15 Overall: Level 15 Exchange 8 SBS 5 Message Accepted Solution Microsoft has evaluated recent reports of a potential bypass of 2FA. http://bookmarq.net/bad-request/http-400-bad-request-fix.php

to fix this 1) open "Exchange Management Console"; expand "Server configuration" and select "Client access". 2) On the task panel on the right, you should have the option to "Disable Outlook Also, the error persists across the entire environment (all users).One additional piece of information is that the server in question is the only Exchange server in the environment and it is I am running into this issue right now and its preventing me from going live with Exchange 2013. SSL Certs are current for: Autodiscover.ExtDom.com, ex13.ExtDom.com, ex13.IntDom.com Applied CU6 (Dec 3, 2014) to fix Mobile access issues. https://social.technet.microsoft.com/Forums/exchange/en-US/5c3b9041-a479-4979-a176-a11e8cbfc55f/http-400-bad-request-error-for-owa?forum=exchangesvrclientslegacy

Exchange 2013 Owa 400 Bad Request

Thanks! 0 Thai Pepper OP Ricardo272 Feb 5, 2015 at 2:32 UTC Did you try to rebuild the ECP/OWA directories? 0 Sonora OP ChrisLukowski Feb If you choose to participate, the online survey will be presented to you when you leave the Technet Web site.Would you like to participate? Check the following path: c:\windows\Microsoft.net\framework64\v4.0.30319\temporary ASP.NET Files\ecp\There should be a couple of directories here. Complimentary Articles "HTTP 400 - Bad Request (Request Header too long)" error in Internet Information Services (IIS) https://support.microsoft.com/en-us/kb/2020943 How to use Group Policy to add the MaxTokenSize registry entry to multiple

  • We need to modify some IIS related settings to troubleshoot our issue.
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The problem stems from ASP.NET not compiling the contents of the OWA directory correctly. This required covering a user base of approximately four hundred and fifty users Exchange Migration Performed a Microsoft Exchange migration for the first time. If the problem continues please contact your helpdesk. The Remote Server Returned An Error (400) Bad Request Outlook These are what Exchange uses to serve the pages through IIS.

It seems that the process of proxying Exchange traffic is much more sensitive to this issue. Links used for troubleshooting: http://community.spiceworks.com/topic/514617-exchange-2013-unable-to-login-to-owa-ecp https://social.technet.microsoft.com/Forums/ie/en-US/f8aa95d4-19e4-483c-8c4b-b039ab0d0127/400-bad-re... More info here: https://dirteam.com/sergio/2014/01/21/bad-request-http-400-error-in-exchange-2013-owaecp/I hope it help someone :). 0 Text Quote Post |Replace Attachment Add link Text to display: Where should this link go? All rights reserved.

NOTE: You should always make a backup of your server or export the registry before making any changes to it. The Remote Server Returned An Error (400) Bad Request Outlook 2010 All rights reserved.Newsletter|Contact Us|Privacy Statement|Terms of Use|Trademarks|Site Feedback {{offlineMessage}} Try Microsoft Edge, a fast and secure browser that's designed for Windows 10 Get started Store Store home Devices Microsoft Surface PCs Unfortunately, it does look like a format and install of everything is the only solution. I may be stuck with having to call MS... 0 Datil OP Gregory H Hall Dec 23, 2014 at 2:53 UTC DataGuys is an IT service provider.

Outlook Web App Bad Request

I have to thank my colleague and partner in crime, Chris Petit (@christiaanpetit) for his insights and tips. Maybe you post a thread on the IIS forums will get a more efficient answer. Exchange 2013 Owa 400 Bad Request All our employees working in the field use Outlook Web App to communicate. Bad Request Error Outlook Web Access It looks like you need to execute this Windows PowerShell script, after each cumulative update of Microsoft Exchange 2013 to keep everything working smooth.

I'm not happy about it, but if it gets the server running 100%... 0 Thai Pepper OP Ricardo272 Feb 5, 2015 at 2:47 UTC I have that Issue http://bookmarq.net/bad-request/http-400-bad-request-ie8.php You can just imagine how frustrating this can be for customers. We show this process by using the Exchange Admin Center. next look at your firewall, somehow this could be mangling your https request. The Remote Server Returned An Error 400 Bad Request Httpwebrequest

http://support.microsoft.com/kb/2778897 no good. In the end, we managed to fix this problem without too many complications. The user will type in the standard URL which DNS will point to the 2013 server. have a peek here Email check failed, please try again Sorry, your blog cannot share posts by email.

I'll get the dialog box to login and then that redirects to the Bad Request page. Exchange 2013 Ecp Http 400 Bad Request Please refer to the KB article below, it is also fit for Exchange 2007.   http://support.microsoft.com/kb/920862     Hope this helps, thanks,   Elvis     Monday, May 05, 2008 2:20 Execute it.

Also, in a recent case that went to Microsoft, even if you increase the recommended values to a value higher than your current headers it may not have the desired effect.

Have you configured a redirection for this?   At this time, let’s refer to the steps below to narrow down our issue.   You mentioned you could get it work when Try again later. http://tecfused.com/2013/09/23/exchange-2013-ecp-double-login-error-400/ https://social.technet.microsoft.com/Forums/lync/en-US/c25ce81c-76ea-471a-93ae-eeaf9e5015ac/exchange... Http 400 Bad Request Internet Explorer the back end is set to 81 & 444 using the self signed cert.

Still no good. Also windows auth might need to be corrected... All other directories are fine, just OWA is impacted. Check This Out The problem Our IT department changed the authentication option on the ECP virtual directory and suddenly Outlook web access was not working anymore.

check the bindings on IIS and see if the webserver is listening on that Ex1.domain.com url... First Name Please enter a first name Last Name Please enter a last name Email We will never share this with anyone.




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