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12.10.2017 · When connecting to EWS (Exchange Web Service) you could receive a 401 error, saying you are not authorized. How to Check permissions for "Authenticated Users" on your CAS's directories for your OABs (default C:\Program Files\Microsoft\Exchange Server\ClientAccess\OAB\<guid of OAB>).

Sep 27, 2011 · The request failed with HTTP status 401: Unauthorized. The report uses the credentials stored on the reporting server in the datasource, these credentials are for a local SQL Server account that has db_owner permission for both the database that contains the report's data and the ReportServer database. The solution given by Zilong of adding ...

26.09.2011 · The request failed with HTTP status 401: Unauthorized. The report uses the credentials stored on the reporting server in the datasource, these credentials are for a local SQL Server account that has db_owner permission for both the database that contains the report's data and the ReportServer database.

18.10.2015 · The request failed. The remote server returned an error: (401) Unauthorized. First, I set everything up to access the exchange service: ... EWS Connection to Office365 fails - 401 Unauthorized. 1. OAuth with Office 365 SOAP returns "The audience claim value is invalid" 0.

02.02.2011 · To resolve the double-hop authorization issue in Password Manager: Open Password Manager Administration site and click the Reports button. Click Connect to existing Report Server. Specify a Reporting Services Server name. Select the Specified user name and password option. Enter the name and the password of the Password Manager Service account.

Feb 21, 2014 · When I type that URL, I get redirected to /ews/Services.wsdl, so yes, it looks like there is something wrong with your EWS. Since the files associated with EWS are all compiled, we can't really look at them to inspect the code. But it might help if you use the Exchange Management Shell to remove and recreate the EWS Virtual Directory.

If you configure the EWS connection to a source/target Exchange Server, the first action (test) ... The remote server returned an error: (401) Unauthorized.

02.09.2014 · When trying to use this account to connect VBO to our tenant I cannot get past the Connect to EWS and Microsoft Graph actions. EWS fails with HTTP status 401: Unauthorized and Microsoft Graph with Failed to get Microsoft Graph resource ID. As far as I can tell this new account is not set up to use MFA. We do have MFA turned on for the accounts ...

May 19, 2020 · You may test the EWS connectivity as follows and see it works. If not adjust the code or server settings. If you need further support, please paste the test result here: Open https://testconnectivity.microsoft.com. Select Office 365 or Exchange Server as per your setup. Select Service Account Access and perform Test.

19.05.2020 · You may test the EWS connectivity as follows and see it works. If not adjust the code or server settings. If you need further support, please paste the test result here: Open https://testconnectivity.microsoft.com. Select Office 365 or Exchange Server as per your setup. Select Service Account Access and perform Test.

... error while using EWS in the past "The access token is acquired using an authentication method that is too weak to allow access for this application.

Feb 01, 2011 · To resolve the double-hop authorization issue in Password Manager: Open Password Manager Administration site and click the Reports button. Click Connect to existing Report Server. Specify a Reporting Services Server name. Select the Specified user name and password option. Enter the name and the password of the Password Manager Service account.

Sep 02, 2014 · When trying to use this account to connect VBO to our tenant I cannot get past the Connect to EWS and Microsoft Graph actions. EWS fails with HTTP status 401: Unauthorized and Microsoft Graph with Failed to get Microsoft Graph resource ID. As far as I can tell this new account is not set up to use MFA. We do have MFA turned on for the accounts ...

Each time, it has been the result of the 401 being returned from a proxied request to some other server (it used to happen often in old front- ...

... get past the Connect to EWS and Microsoft Graph actions. EWS fails with HTTP status 401: Unauthorized and Microsoft Graph with Failed to ...

20.02.2014 · When I type that URL, I get redirected to /ews/Services.wsdl, so yes, it looks like there is something wrong with your EWS. Since the files associated with EWS are all compiled, we can't really look at them to inspect the code. But it might help if you use the Exchange Management Shell to remove and recreate the EWS Virtual Directory.

Error: The call to 'https://mail.domain.com/EWS/mrsproxy.svc' failed. Error details: The HTTP request is unauthorized with client authentication scheme ...

Check that AU has List/Download OAB permissions on the relevant OAL. If not, then this is probably because Inheiritance is off those that OAL.

In this article, we will go through one significant error which does not even let the migration started. The error is following: The request ...

26.08.2018 · Backup jobs for SharePoint Online and/or OneDrive items fail with any of the following errors: 07-08-2018 11:11:39 3 (6640) Error: The request failed with HTTP status 401: Unauthorized. 07-08-2018 1

... Analyzer still shows a login failure when trying to connect to EWS, ... An HTTP 401 Unauthorized response was received from the remote ...

We are using EWS to read exchange mail box. The application was working fine until yesterday. From yesterday onward we started getting The request failed with HTTP status 401: Unauthorized message when reading mails from exchange mail box. We have not made changes to server setting. We can login via owa for the same user without any problem.

We are using EWS to read exchange mail box. The application was working fine until yesterday. From yesterday onward we started getting The request failed with HTTP status 401: Unauthorized message when reading mails from exchange mail box. We have not made changes to server setting. We can login via owa for the same user without any problem.

08.11.2021 · Troubleshooting 401 Unauthorized 401 Unauthorized is an authentication error and is generally the result of MigrationWiz being unable to connect to the specified environment using either the admin credentials within your endpoint or the end-user credentials. The following steps will go through each of the most common causes of this error.

We are using Aspose.Email for Java 19.6. We attempt to connect to EWS, but soon as it's initiated, we get a 401 Unauthorized error.