# FailedAuthenticationReason : [`Enum`](Enum.md)
Reason of authentication request failure.

## Values
|Name|Description|
|----|-----------|
|`EmptyCredentials`|User send authentication request with empty login and password.|
|`IncorrectUserName`|Login was incorrect.|
|`IncorrectPassword`|Password was incorrect.|
|`UserIsActive`|User is active now.|
|`UserIsDisabled`|User is disabled now.|
|`AuthenticationServerIsNotAccessible`|Authentication server is not accessible now.|
|`RestrictedDeviceType`|User can't use that type of device to connect.|