Added in [API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels) Summary: [Inherited Constants](https://developer.android.com/reference/android/net/ipsec/ike/exceptions/InvalidMajorVersionException#inhconstants) \| [Ctors](https://developer.android.com/reference/android/net/ipsec/ike/exceptions/InvalidMajorVersionException#pubctors) \| [Methods](https://developer.android.com/reference/android/net/ipsec/ike/exceptions/InvalidMajorVersionException#pubmethods) \| [Inherited Methods](https://developer.android.com/reference/android/net/ipsec/ike/exceptions/InvalidMajorVersionException#inhmethods)

# InvalidMajorVersionException

*** ** * ** ***

` public final class InvalidMajorVersionException `   
` ` ` ` ` ` ` ` ` extends https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException ` ` `

|---|---|---|---|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object) ||||||
| ↳ | [java.lang.Throwable](https://developer.android.com/reference/java/lang/Throwable) |||||
|   | ↳ | [java.lang.Exception](https://developer.android.com/reference/java/lang/Exception) ||||
|   |   | ↳ | [android.net.ipsec.ike.exceptions.IkeException](https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeException) |||
|   |   |   | ↳ | [android.net.ipsec.ike.exceptions.IkeProtocolException](https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException) ||
|   |   |   |   | ↳ | android.net.ipsec.ike.exceptions.InvalidMajorVersionException |

<br />

*** ** * ** ***

This exception is thrown when major version of an inbound message is higher than 2.
**See also:**

- [RFC 7296, Internet Key Exchange Protocol Version 2 (IKEv2)](https://tools.ietf.org/html/rfc7296#section-2.5)

## Summary

### Inherited constants

From class `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException` `int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_AUTHENTICATION_FAILED`

IKE authentication failed
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_CHILD_SA_NOT_FOUND`

Child SA in the received packet does not exist
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_FAILED_CP_REQUIRED`

Configuration Payload required but not found in IKE setup
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INTERNAL_ADDRESS_FAILURE`

No internal addresses can be assigned
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INVALID_IKE_SPI`

Unrecognized destination IKE SPI
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INVALID_KE_PAYLOAD`

Invalid Key Exchange Payload
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INVALID_MAJOR_VERSION`

Invalid major version
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INVALID_MESSAGE_ID`

Invalid message ID
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INVALID_SELECTORS`

An IPsec Packet was found to have mismatched Traffic Selectors of the IPsec SA on which it was delivered
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_INVALID_SYNTAX`

Invalid syntax
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_NO_ADDITIONAL_SAS`

No additional SAa are acceptable
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_NO_PROPOSAL_CHOSEN`

No SA Proposal Chosen is acceptable
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_SINGLE_PAIR_REQUIRED`

Only Traffic Selectors specifying a single pair of addresses are acceptable
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_TEMPORARY_FAILURE`

Temporary failure
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_TS_UNACCEPTABLE`

No Traffic Selectors are acceptable
`int` `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#ERROR_TYPE_UNSUPPORTED_CRITICAL_PAYLOAD`

Unsupported critical payload

| ### Public constructors ||
|---|---|
| ` https://developer.android.com/reference/android/net/ipsec/ike/exceptions/InvalidMajorVersionException#InvalidMajorVersionException(byte)(byte version) ` Construct a instance of InvalidMajorVersionException Except for testing, IKE library users normally do not instantiate this object themselves but instead get a reference via `https://developer.android.com/reference/android/net/ipsec/ike/IkeSessionCallback` or `https://developer.android.com/reference/android/net/ipsec/ike/ChildSessionCallback`. |

| ### Public methods ||
|---|---|
| ` byte` | ` https://developer.android.com/reference/android/net/ipsec/ike/exceptions/InvalidMajorVersionException#getMajorVersion()() ` Return the major version included in this exception. |

### Inherited methods

From class ` https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException ` ` int` ` https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException#getErrorType()() `

Returns the IKE protocol error type of this `https://developer.android.com/reference/android/net/ipsec/ike/exceptions/IkeProtocolException` instance.
From class ` https://developer.android.com/reference/java/lang/Throwable ` ` final void` ` https://developer.android.com/reference/java/lang/Throwable#addSuppressed(java.lang.Throwable)(https://developer.android.com/reference/java/lang/Throwable exception) `

Appends the specified exception to the exceptions that were suppressed in order to deliver this exception.
` https://developer.android.com/reference/java/lang/Throwable` ` https://developer.android.com/reference/java/lang/Throwable#fillInStackTrace()() `

Fills in the execution stack trace.
` https://developer.android.com/reference/java/lang/Throwable` ` https://developer.android.com/reference/java/lang/Throwable#getCause()() `

Returns the cause of this throwable or `null` if the cause is nonexistent or unknown.
` https://developer.android.com/reference/java/lang/String` ` https://developer.android.com/reference/java/lang/Throwable#getLocalizedMessage()() `

Creates a localized description of this throwable.
` https://developer.android.com/reference/java/lang/String` ` https://developer.android.com/reference/java/lang/Throwable#getMessage()() `

Returns the detail message string of this throwable.
` https://developer.android.com/reference/java/lang/StackTraceElement` ` https://developer.android.com/reference/java/lang/Throwable#getStackTrace()() `

Provides programmatic access to the stack trace information printed by `https://developer.android.com/reference/java/lang/Throwable#printStackTrace()`.
` final https://developer.android.com/reference/java/lang/Throwable` ` https://developer.android.com/reference/java/lang/Throwable#getSuppressed()() `

Returns an array containing all of the exceptions that were suppressed, typically by the `try`-with-resources statement, in order to deliver this exception.
` https://developer.android.com/reference/java/lang/Throwable` ` https://developer.android.com/reference/java/lang/Throwable#initCause(java.lang.Throwable)(https://developer.android.com/reference/java/lang/Throwable cause) `

Initializes the *cause* of this throwable to the specified value.
` void` ` https://developer.android.com/reference/java/lang/Throwable#printStackTrace()() `

Prints this throwable and its backtrace to the standard error stream.
` void` ` https://developer.android.com/reference/java/lang/Throwable#printStackTrace(java.io.PrintWriter)(https://developer.android.com/reference/java/io/PrintWriter s) `

Prints this throwable and its backtrace to the specified print writer.
` void` ` https://developer.android.com/reference/java/lang/Throwable#printStackTrace(java.io.PrintStream)(https://developer.android.com/reference/java/io/PrintStream s) `

Prints this throwable and its backtrace to the specified print stream.
` void` ` https://developer.android.com/reference/java/lang/Throwable#setStackTrace(java.lang.StackTraceElement[])(https://developer.android.com/reference/java/lang/StackTraceElement stackTrace) `

Sets the stack trace elements that will be returned by `https://developer.android.com/reference/java/lang/Throwable#getStackTrace()` and printed by `https://developer.android.com/reference/java/lang/Throwable#printStackTrace()` and related methods.
` https://developer.android.com/reference/java/lang/String` ` https://developer.android.com/reference/java/lang/Throwable#toString()() `

Returns a short description of this throwable.
From class ` https://developer.android.com/reference/java/lang/Object ` ` https://developer.android.com/reference/java/lang/Object` ` https://developer.android.com/reference/java/lang/Object#clone()() `

Creates and returns a copy of this object.
` boolean` ` https://developer.android.com/reference/java/lang/Object#equals(java.lang.Object)(https://developer.android.com/reference/java/lang/Object obj) `

Indicates whether some other object is "equal to" this one.
` void` ` https://developer.android.com/reference/java/lang/Object#finalize()() `

Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
` final https://developer.android.com/reference/java/lang/Class<?>` ` https://developer.android.com/reference/java/lang/Object#getClass()() `

Returns the runtime class of this `Object`.
` int` ` https://developer.android.com/reference/java/lang/Object#hashCode()() `

Returns a hash code value for the object.
` final void` ` https://developer.android.com/reference/java/lang/Object#notify()() `

Wakes up a single thread that is waiting on this object's monitor.
` final void` ` https://developer.android.com/reference/java/lang/Object#notifyAll()() `

Wakes up all threads that are waiting on this object's monitor.
` https://developer.android.com/reference/java/lang/String` ` https://developer.android.com/reference/java/lang/Object#toString()() `

Returns a string representation of the object.
` final void` ` https://developer.android.com/reference/java/lang/Object#wait(long,%20int)(long timeoutMillis, int nanos) `

Causes the current thread to wait until it is awakened, typically by being *notified* or *interrupted*, or until a certain amount of real time has elapsed.
` final void` ` https://developer.android.com/reference/java/lang/Object#wait(long)(long timeoutMillis) `

Causes the current thread to wait until it is awakened, typically by being *notified* or *interrupted*, or until a certain amount of real time has elapsed.
` final void` ` https://developer.android.com/reference/java/lang/Object#wait()() `

Causes the current thread to wait until it is awakened, typically by being *notified* or *interrupted*.

## Public constructors

### InvalidMajorVersionException

Added in [API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)

```
public InvalidMajorVersionException (byte version)
```

Construct a instance of InvalidMajorVersionException

Except for testing, IKE library users normally do not instantiate this object themselves but instead get a reference via `https://developer.android.com/reference/android/net/ipsec/ike/IkeSessionCallback` or `https://developer.android.com/reference/android/net/ipsec/ike/ChildSessionCallback`.

<br />

| Parameters ||
|---|---|
| `version` | `byte`: the major version in received packet <br /> |

## Public methods

### getMajorVersion

Added in [API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)

```
public byte getMajorVersion ()
```

Return the major version included in this exception.

<br />

| Returns ||
|---|---|
| `byte` | the major version <br /> |