Unable to validate credentials error When you install or update Azure AD Connect, the following error appears: Unable to validate credentials. An unexpected error has occurred. The underlying connection was closed: could not establish trust relationship for the SSL/TLS secure channel Identity and solve the problem The sources of this…
Erreur impossible de valider les informations d'identifications Lors de l'installation ou mise à jour d'Azure AD Connect, l'erreur suivante apparaît : Impossible de valider les informations d'identifications. Une erreur inattendue est survenue. The underlying connection was closed: could not establish trust relationship for the SSL/TLS secure channel. Identifier et corriger…
If you search an Office 365 user with Get-AzureADUser or Get-MsolUser, you get details about the account type with the attribute UserType. The value can be:
- Member: the user is part of the Azure AD tenant
- Guest: the user is a guest, for example to access to Microsoft Teams or SharePoint site
According to this Microsoft blog, the UserType attribute was first introduced the 31st August 2014, so every user created before this date has the UserType attribute empty.
During the activation of Windows Server 2019 trought the graphical interface (Settings), the following error is displayed:The product key you entered didn't work. Check the product key or enter a different one. (0x80070490) [english version]La clé de produit que vous avez saisie ne fonctionne pas. Vérifiez-la, puis réessayez ou saisissez-en une autre. (0x80070490) [french version]