# AuthenticationException
sealed class AuthenticationException : Exception
A class hierarchy that describes authentication issues.
# Inheritors
# Types
| Name | Summary |
|---|---|
| AuthenticationFail | class AuthenticationFail(cause: Throwable? = null) : AuthenticationException Authentication failed. |
| InvalidAppLink | object InvalidAppLink : AuthenticationException Could not find the session identifier in App Link. |
| InvalidAuthenticationSession | object InvalidAuthenticationSession : AuthenticationException Invalid or expired authentication session. |
| InvalidPin | object InvalidPin : AuthenticationException Pin code includes invalid symbols or pin length does not match. |
| InvalidPushNotificationPayload | object InvalidPushNotificationPayload : AuthenticationException Could not find a valid projectID, qrURL, or userID in the push notification payload. |
| InvalidQRCode | object InvalidQRCode : AuthenticationException Could not find the session identifier in QR URL. |
| InvalidUserData | object InvalidUserData : AuthenticationException User object passed for authentication is not valid. |
| LimitedQuickCodeGeneration | object LimitedQuickCodeGeneration : AuthenticationException Generating QuickCode from this registration is not allowed. |
| PinCancelled | object PinCancelled : AuthenticationException Pin not entered. |
| Revoked | object Revoked : AuthenticationException The user is revoked because of too many unsuccessful authentication attempts or has not been used in a substantial amount of time. The device needs to be re-registered. |
| UnsuccessfulAuthentication | object UnsuccessfulAuthentication : AuthenticationException The authentication was not successful. |
| UserNotFound | object UserNotFound : AuthenticationException There isn’t a registered user for the provided user ID and project in the push notification payload. |
# Properties
| Name | Summary |
|---|---|
| cause | open val cause: Throwable? |
| message | open val message: String? |
# Functions
| Name | Summary |
|---|---|
| addSuppressed | fun addSuppressed(p0: Throwable) |
| fillInStackTrace | open fun fillInStackTrace(): Throwable |
| getLocalizedMessage | open fun getLocalizedMessage(): String |
| getStackTrace | open fun getStackTrace(): Array<StackTraceElement> |
| getSuppressed | fun getSuppressed(): Array<Throwable> |
| initCause | open fun initCause(p0: Throwable): Throwable |
| printStackTrace | open fun printStackTrace() open fun printStackTrace(p0: PrintStream) open fun printStackTrace(p0: PrintWriter) |
| setStackTrace | open fun setStackTrace(p0: Array<StackTraceElement>) |
