We are currently on the monthly channel, and outlook started giving out this error on most of our devices. After the release of the new WebView based Room Finder, you may receive the following error: Server Error: 401 Unauthorized: Access is denied due to invalid credentials. Or is it not your problem? You can hide the Room Finder by selecting the Room Finder control in the Options group of the ribbon. Normally I can check IIS in a local Exchange environment According to your description, I have done research on the error "Room Finder 401 - unauthorized: Access is denied due to invalid credentials", and found a known issue similar with your issue, which mentioned that the issue is related to WebView based Room Finder. We also can't setup it in local Outlook. If so, have you done any specific operations before that?And does this issue occur with specific user or specific Outlook client? Try to check complete detail of the batch migration and edit the information. Updated all DNS - CNAME, MX, A & SRV records as per Office 365 requirements (As I have done this a million times). This issue has been fixed in all other tenants. For more information, please see our It encountered the issue from outlook when he reserves the meeting rooms from the outlook calendar "Room Finder" and it display error message "Room Finder 401 - unauthorized: Access is denied due to invalid credentials". Edit the Migration Endpoint in the Exchange Admin Center. Toggle Comment visibility. This gives you even greater control over the Room Finder than the RoomFinderShow policy. The RoomFinderShow value is a DWORD value under the following registry path (by Outlook version): HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\x.0\Outlook\Preferences. After the update is installed, use the following registry data to completely disable the Room Finder. tnsf@microsoft.com. Subkey: HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\x.0\Outlook\Preferences Outlook Online gives me the following message: "401 - Unauthorized: Access is denied due to invalid credentials.". 1. type in password > login successful> //{"The request failed. Important:This fix does not apply to Outlook for Microsoft 365 GCC High. Waiting for the settings to propagate - Microsoft support assistant said he will contact me in 1-2 hours and confirm if all is working. Loading the Microsoft Exchange Add-in is controlled by the following registry entry: More info about Internet Explorer and Microsoft Edge, No available rooms for a meeting outside working hours, Hotfix KB2880477 for Office 2013 July 8, 2014 (Outexum-x-none.msp), Hotfix KB2794760 for Outlook 2010 July 8, 2014 (Outexum-x-none.msp), Value: 0 (If you subsequently display the Room Finder, this value is changed to 1), By default, the Room Finder isn't shown on the, You can manually enable the Room Finder on the, By default, If you open a new meeting form after you enable the Room Finder in another meeting form, the Room Finder isn't shown on the, If you manually enable and then disable the Room Finder on the, Values: 1 = hide the Room Finder, 0 (or missing DWORD) = show the Room Finder, Values: 3 = add-in is loaded when Outlook starts, 2 = add-in is not loaded on startup (and may never load), 0 = add-in is disabled. An easy troubleshooting step is to try hitting this URL -> https://reports.office365.com/ecp/reportingwebservice/reporting.svc/MessageTrace You'll get prompted for a username and password. Set the administrator privileges. There are two different registry values that affect the Room Finder. All working 100%. Along with those, I'd also suggest you to move the problematic user's mailbox to a different DB. The Outlook Room Finder is currently available on various Outlook clients including Outlook on the Web and the Outlook desktop app. Just checking in to see if above information was helpful. After the release of the new WebView based Room Finder, you may receive the following error: Server Error: 401 - Unauthorized: Access is denied due to invalid credentials. I get the same error on that specific account - "401 - Unauthorized: Access id denied". It works well on OWA but not the desktop client. Follow the steps in this section carefully. So that left this specific mailbox with other mailbox GUID's So to me it's basically a problem with this specific users access to Outlook Web Access (owa) website. It seems to be one odd problem. If possible, please provide more information about your issue for our better research. We are currently on the monthly channel, and outlook started giving out this error on most of our devices. I don't see any place where I can see Exchange databases / .edb. Step one: Connect to Exchange Online via Powershell as mentioned previously in this thread, here is the link again: https://techcommunity.microsoft.com/t5/Exchange-Team-Blog/Permanently-Clear-Previous-Mailbox-Info/ba-p/607619. gives me"401 - Unauthorized: Access id denied" error. 401 Unauthorized errors may occur if OneDrive has not been provisioned by the user. This is brand new 8 mailboxes. Important: This fix does not apply to Outlook for Microsoft 365 GCC High. Warm thanks. For more information, see No available rooms for a meeting outside working hours. I even enabled MFA (Multi Factor Authentication) thinking it might solve the issue but it still gives me the error "401 - Unauthorized: Access is denied due to invalid credentials " when I try to access Outlook Online. This is not ideal but the only way I could get him going. Outlook SMTP Oauth Send - Authentication Unsuccessful. etc. mate sorry i just checked i sent the wrong link.but the good news is i was able to solve this issue..instead of going to template go to the connector then go to outlook.com (not outlook 365) then connect your.you will have to keep your outlook open..same with other actions like one drive in this case open one drive in another tab ..this To confirm if you are using WebView based Room Finder, please go to Control panel>Programs and Features and check if you have installed the program as shown in the below figure. Create a user in Office 365 and assign a license that includes OneDrive for Business. Before you modify it, back up the registry for restoration in case problems occur. Use the same username and password configured on the add-on. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. When I go into the admin panel > MS Exchange > Current Visibility: Visible to the original poster & Microsoft, Viewable by moderators and the original poster, 401 authentication error when opening Room Finder. to a different network? List of all cities where room list (buildings) are located. We have a backup so we went ahead with it. That's why we initially thought the the Office 365 Personal (live.com It's taking 10 seconds to load the meeting room based on the selected room list. If you have feedback for TechNet Subscriber Support, contacttnsf@microsoft.com. How to clear AutoComplete in Outlook (Office 365) via GPO and Powershell ? If you have feedback for TechNet Subscriber Support, contact Also, in addition to different computers and browsers, have you tested it connecting And I'm baffled that MS Support can't sort this out for me. Setting up filters Filters for rooms are also set by using Set-Place cmdlet or places API. If the answer is helpful, please click "Accept Answer" and kindly upvote it. Yes, there is no unsupported characters in the UserPrincipleName or Password. In the Add-ins section of the Outlook Options dialog box, select Go. Privacy Policy. When you hide the Room Finder on the Appointment tab of a meeting form, the following data is written into the Windows registry. Another way to completely disable (hide) the Room Finder on the Scheduling Assistant and Appointment screens is to disable the "Microsoft Exchange Add-in" add-in. You'll first connect to Exchange Online from PowerShell as explained in the article below: https://docs.microsoft.com/en-us/powershell/exchange/exchange-online/connect-to-exchange-online-powershell/connect-to-exchange-online-powershell?view=exchange-ps. 401 - Unauthorized: Access is denied due to invalid credentials. The fact that it redirects me, even when I just login is not correct. You can select Invite Attendees on the Appointment tab to make it available. BUT I'm sure that all OK with authentication because some time app works without any error and moreover - it recovers automatically after several minutes after we get "401 Unauthorized". This has been going on for two weeks now. This issue has been fixed in all other tenants. reset the users password multiple times etc. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. This tells me something is wrong with IIS or related permissions to the specific website (owa). To be honest, you may consider to recreate a new mailbox for this user since we could find any other clues by now. We don't recommend that you disable the Microsoft Exchange Add-in, because it also disables other features, such as "Protect before send" and "Voicemail integration". I logged a few tickets with Microsoft and unfortunately they are not able to solve my issue. 401 - Unauthorized: Access is denied due to invalid credentials. Ok just an update - I created a new user mailbox. remote Exchange Online PowerShell session: https://docs.microsoft.com/en-us/powershell/module/exchange/move-and-migration/new-moverequest?view=exchange-ps. You can do it simply by running this cmdlet below in a Ok as mentioned I created a new mailbox (different e-mail address) and just setup an auto forwarder from the problematic mailbox to the newly created mailbox. And yes tried connecting it from different networks and different internet providers no difference. If you think my reply is helpful to you, please remember to accept it as an answer. This has been going on for two weeks now. However, that information can't fix the issue. In the Outlook Options dialog box, select Add-Ins. If you have extra questions about this answer, please click "Comment". - and it appears there are a few of us getting this issue.. lets see how long before micorsoft fix the issue, and if they even explain why it became an issue.. Outlook (Office 365) schliet sich automatisch kurz nach dem Start. You can check the status of the move request using the cmdlet Get-MoveRequest: Ok so we ran the move request. Got it, maybe there is not a better way other than recreating a new mailbox Can you access the mailboxes through OWA (https://outlook.office.com/)? I even enabled MFA (Multi Factor Authentication) thinking it might solve the issue but it still gives me the error "401 - Unauthorized: Access is denied due to invalid credentials " when I try to access Outlook Online. Some of the steps we have taken are 1. change the profile, turn off cached mail, repair outlook but doesn't; seem to fix it. but unfortunately I don't have access to the backbone. The "modern" Room Finder is part of the "One Vision" evolution strategy for Outlook (url : The Evolution of Outlook) Techcommunity.microsoft. MESSAGE END HTTP - 2016-02-03T11:12:07.522191Z (11:12:07) sipe: sip_sec_create_context: type: 4, Single Sign-On: no, protocol: . Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. List of recent room lists that user used or rooms that user booked that belong to those room list. So it seems that this specific mailbox was previously part of a on-site hybrid exchange setup. mark the replies as answers if they helped. Has anyone experienced this issue in the past? Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread. If it's your case, please try one of the potential workarounds to resolve this issue mentioned in that article. Outlook 2019 Room Finder. With this release we have pushed in production the Open Authentication and app authorization mechanism. account) was interfering but by removing the live account made no difference. Reddit and its partners use cookies and similar technologies to provide you with a better experience. We're listening. Exchange Online (Office 365 Business) - 401 - Unauthorized: Access is denied due to invalid credentials. When I look into my MSN/live account, I can see myself receiving emails, but whenever I try to open them in Outlook, I get the above message. and our It's used by Outlook only after you install the update for your version of Outlook. Please remember to STATUS: FIXED. There's a known issue in which no available rooms are displayed in the Room Finder pane when you start a meeting outside your working hours. We recently registered a new domain and created 8 user/e-mail accounts. Fixes or workarounds for recent issues in Outlook for Windows, Current Channel Version 2109 (Build 14430.20306), Semi-Annual Enterprise Channel Version 2108 (Build 14326.20692). Microsoft just phoned me and told me that they ran a few scripts and came across some interesting info. If the above is not you issue, please provide more information about the questions at the beginning of this reply for our better research. In Outlook for Microsoft 365, the Room Finder control button can be found next to the Location field on the Meeting tab, or on the ribbon when you view the Scheduling Assistant screen. Now, on why some apps require authorization and other not, here some cases for each of them: You do not have permission to view this directory or page using the credentials that you supplied. When I log into office.com > type in username > What I tried with Microsoft: Use Incognito mode, different browsers, different computers, removed the Office 365 Business license, re-add the business license, we removed the users Office 365 Personal account (deleted - as we thought it might interfere), I setup a forwarder to the new mailbox. The Outlook mobile clients also utilize these. Does this issue occur recently? i have the same issue - cant access from phone, outlook on pc, or webpage. However, the Room Finder remains hidden only if you hide it on the Appointment screen. The mailbox will be redistributed to other database in Office 365 backend server after you runNew-MoveRequest in Exchange online Powershell. Tested it on two users so far. Stupid question: How do i migrate the user's mailbox to another exchange database? It had been our second-highest source of enterprise customer dissatisfaction. Cookie Notice Handle licenses over multiple accounts in Room Display Center Buy Now How it Works 3 Steps to Complete Setup 1 Create your Room Display Center account and type in your room settings 2 Run Room Display 6 on your devices and sign in to connect to Room Display Center 3 The devices setup automatically and connects directly to Exchange or Google Apps Serious problems might occur if you modify the registry incorrectly. I think you must have already checked it out, but we're sure that there are no unsupported characters in userPrincipalName or password, right? Due to the large number of available conference rooms, it is convenient to use Room Finder. To find the most current build number for each update channel, refer to Office Update History, To install the update, follow the instructions here:Install Office updates. After you authenticate, the Room Finder pane attempts to display the full OWA client, which isn't the best experience. Room Finder is a feature that is deeply integrated into Outlook's meeting flow. Please read the replies and provided articles thoroughly, and you'll be just good to proceed. In the COM Add-Ins dialog box, clear the check box for Microsoft Exchange Add-in, and then select OK. Loading the Microsoft Exchange Add-in is controlled by the following registry entry: But suddenly, the icon dissapeared. this basically permanently deletes the users previous mailbox instances / data. Which one you use depends on the level of control that you want to have over the Room Finder and the version of "Microsoft Exchange Add-In" that you have installed. If the above is not you issue, please provide more information about the questions at the beginning of this reply for our better research. The Room Finder control button isn't available when you create an appointment. Tracked the progress (mailbox size was about 150mb) - still same error. The Meeting tab of Outlook in Outlook for Microsoft 365, The Scheduling Assistant tab in Outlook for Microsoft 365. Please advice on the performance improvement. Move NTLM at top and BAM that's fixed it. Attachments: Up to 10 attachments (including images) can be used with a maximum of 3.0 MiB each and 30.0 MiB total. If you have any further updates on this issue, please feel free to post back. The Scheduling Assistant screen in Outlook. 2. If RoomFinderShow = 0 in these registry paths, the Room Finder behaves in the following manner when you start Outlook: The RoomFinderForceDisabled value was introduced in an update to the "Microsoft Exchange Add-in". Connect with experts, discuss the latest Outlook news and best practices, and read our blog. As I understand "401 Unauthorized" can happen on application start and no one request will be sent if something wrong with authentication. Please remember tomark the replies as answersif they helped. By default, when you open a new meeting form in Microsoft Outlook 2016, Microsoft Outlook 2013, or Microsoft Outlook 2010, the Room Finder panel is displayed on the right side of the Appointment screen and the Scheduling Assistant screen, as shown in the following screenshots. Hotfix KB2794760 for Outlook 2010 July 8, 2014 (Outexum-x-none.msp) After the update is installed, use the following registry data to completely disable the Room Finder. Share your thoughts. Open the "Authentication" property under the "IIS" header 3. Our customers rely on it to book specific rooms during specific times. Some of the steps we have taken are 1. change the profile, turn off cached mail, repair outlook but doesn't; seem to fix it. For some reason, the hybrid exchange setup was terminated / no longer used by the previous IT company. You'll need to do it using PowerShell. The remote server returned an error: (401) Unauthorized."} I'd like to know if I need to get in contact with our O365 admin to get an authorization since I need to access my inbox via code. If you hide it on the Scheduling Assistant screen, switch to the Appointment screen and then back to the Scheduling Assistant screen, the Room Finder is visible again. Still no update and still not working. which is interfering with the current specific user Online Office 365 Exchange mailbox. You cannot do that from the UI and I didn't mention it. This issue has been fixed in Current Channel Version 2109 (Build 14430.20306) and in Semi-Annual Enterprise Channel Version 2108 (Build 14326.20692). For step by step instructions, see the Microsoft article Add users individually or in bulk to Office 365. Does anyone have the same issue with Office 365 Outlook version Microsoft 365 MSO (16.0.13801.21002) 64-bit. As mentioned all working as expected. I tried adding it manually by customizing the ribbon, and it did appear, but it was now greyed . All other mailboxes are fine and working 100%. tells me the account is already signed in > click on it again > If you hide the Room Finder on the Scheduling Assistant screen of a meeting form, this registry data is never used. Ask a question and find solutions from Support Agents, MVPs, Engineers, and Outlook users. And I'm baffled that MS Support can't sort this out for me. Open iis and select the website that is causing the 401 2. I'm using Outlook 365 at work, and when booking conference rooms for meetings, I have always used the room Finder function. Please check if it is your case: 401 authentication error when opening Room Finder. After the required update is installed and you set the RoomFinderForceDisabled value to 1, Outlook doesn't display the Room Finder pane on either the Scheduling Assistant or Appointment screens in a meeting form. Thank you for your response. Any help or advice would be really helpful. In this subkey path, the x.0 placeholder represents your version of Office (16.0 = Office 2016 and Microsoft 365, 15.0 = Office 2013, 14.0 = Office 2010). Currently facing the slow loading of room list under 'Choose an available room' box after selected a room list. Please note that this is not a hybrid Exchange setup / migration from on-premise Exchange. After following those steps properly, please let us know about the results. Setting up this properly allows you to see cities under Room Finder, like the following: 1. Out of the 8 mailboxes, I have trouble accessing Outlook with one mail account. If you want to see the code. Note: Using Outlook 2019 (windows 10) to connect the meeting room list (Office . Let me know your thoughts. I'm coming here because I'm desperate to sort this issue out. Then you'll run the commands as I've advised in my first post again. You do not have permission to view this directory or page using the credentials that you supplied. Has anyone experienced this issue in the past? 1 Reply eviladmin 1 yr. ago Added for the benefit of others: Computer\HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Options\Calendar New DWORD ShowLegacyRoomFinder Value 1 Appears to be update related. We love reading your suggestions and feedback! As mentioned, currently the user is using a different mailbox / e-mail address just to get him going (Forwarder setup from his original mailbox). This will revert to the older version until the problem is solved by Microsoft. Click the "Windows Authentication" item and click "Providers" 4. Figure 1: Room Finder prompts for authentication The x.0 placeholder represents your version of Office (16.0 = Office 2016 and Microsoft 365, 15.0 = Office 2013, 14.0 = Office 2010). This should have no impact on the applications if they were ported to the new authorization method we released in December. click on Outlook > Redirects me to the login page again > The Room Finder control button can be found in the Options group on the Meeting tab. It works well on OWA but not the desktop client. It gives you even greater control over the Room Finder than the RoomFinderShow value. The team had been aware that "room booking was hard" for our customers. I've explained it all in my previous post. Sometimes this has unintended consequences, such as when credentials aren't synchronized for Outlook and OWA and the Room Finder prompts for a sign-in unexpectedly (Figure 1). If you see data, you should be good to go. If you are facing this error, then you may try to use the following solutions to rectify the problem: Update the Administrator credentials. To confirm if you are using WebView based Room Finder, please go to Control panel>Programs and Features and check if you have installed the program as shown in the below figure. I would like to confirm that whether your issue is indeed consistent with the known issue in the previous reply, but the workaround in the article does not solve your problem? To do so, follow these steps.
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