Knowledgebase
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Microsoft 365: Error Message AADSTS50105 during Sign in via Microsoft 365 modern Authentication (OAuth)
Posted by Michael Pelzer on 12 Dec 2022 11:57
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Error: Error Message AADSTS50105 during Sign in via Microsoft 365 modern Authentication (OAuth) AADSTS50105: Your administrator has configured the application <APPNAME created for MailStore Modern Authentication> to block users unless they are specifically granted ('assigned') access to the application. The signed-in user 'azure-username' is blocked because they are not a direct member of a group with access, nor had access directly assigned by an administrator. Please contact your administrator to assign access to this application. Solution: - Sign in to portal.azure.com with an administrative account - Navigate to the "Azure Active Directory" overview and then select "Enterprise applications". (You can also use the below link) https://aad.portal.azure.com/#view/Microsoft_AAD_IAM/StartboardApplicationsMenuBlade/~/AppAppsPreview - Select the App that you created for MailStore Modern Authentication. - In the menu on the left, select "Properties". - Set "Assignment required?" to "No" Background information: The signed-in user has not been granted access to the MailStore app in the Azure Control Panel. Applies to: MailStore Server >= Version 13.0.1 MailStore SPE >= Version 13.0.1 Article-ID: KB20221212-0-EN (Deutsche Version) |
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