# Fragment.InstantiationException

Artifact: [androidx.fragment:fragment](https://developer.android.com/jetpack/androidx/releases/fragment) [View Source](https://cs.android.com/search?q=file:androidx/fragment/app/Fragment.java+class:androidx.fragment.app.Fragment.InstantiationException) Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/fragment#1.1.0)

*** ** * ** ***


```
public class Fragment.InstantiationException extends RuntimeException
```

<br />

|---|---|---|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object.html) |||||
| ↳ | [kotlin.Throwable](https://developer.android.com/reference/java/lang/Throwable.html) ||||
|   | ↳ | [java.lang.Exception](https://developer.android.com/reference/java/lang/Exception.html) |||
|   |   | ↳ | [java.lang.RuntimeException](https://developer.android.com/reference/java/lang/RuntimeException.html) ||
|   |   |   | ↳ | [androidx.fragment.app.Fragment.InstantiationException](https://developer.android.com/reference/androidx/fragment/app/Fragment.InstantiationException) |

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Thrown by `https://developer.android.com/reference/androidx/fragment/app/FragmentFactory#instantiate(java.lang.ClassLoader,java.lang.String)` when there is an instantiation failure.

## Summary

| ### Public constructors |
|---|
| `https://developer.android.com/reference/androidx/fragment/app/Fragment.InstantiationException#InstantiationException(java.lang.String,java.lang.Exception)(@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/java/lang/String.html msg, @https://jspecify.dev/docs/api/org/jspecify/annotations/Nullable.html https://developer.android.com/reference/java/lang/Exception.html cause)` |

### Inherited methods

From [java.lang.Throwable](https://developer.android.com/reference/java/lang/Throwable.html) `synchronized final void` `https://developer.android.com/reference/java/lang/Throwable.html#addSuppressed(java.lang.Throwable)(https://developer.android.com/reference/java/lang/Throwable.html exception)` `synchronized https://developer.android.com/reference/java/lang/Throwable.html` `https://developer.android.com/reference/java/lang/Throwable.html#fillInStackTrace()()` `synchronized https://developer.android.com/reference/java/lang/Throwable.html` `https://developer.android.com/reference/java/lang/Throwable.html#getCause()()` `https://developer.android.com/reference/java/lang/String.html` `https://developer.android.com/reference/java/lang/Throwable.html#getLocalizedMessage()()` `https://developer.android.com/reference/java/lang/String.html` `https://developer.android.com/reference/java/lang/Throwable.html#getMessage()()` `StackTraceElement[]` `https://developer.android.com/reference/java/lang/Throwable.html#getStackTrace()()` `synchronized final Throwable[]` `https://developer.android.com/reference/java/lang/Throwable.html#getSuppressed()()` `synchronized https://developer.android.com/reference/java/lang/Throwable.html` `https://developer.android.com/reference/java/lang/Throwable.html#initCause(java.lang.Throwable)(https://developer.android.com/reference/java/lang/Throwable.html cause)` `void` `https://developer.android.com/reference/java/lang/Throwable.html#printStackTrace()()` `void` `https://developer.android.com/reference/java/lang/Throwable.html#setStackTrace(java.lang.StackTraceElement[])(StackTraceElement[] stackTrace)` `https://developer.android.com/reference/java/lang/String.html` `https://developer.android.com/reference/java/lang/Throwable.html#toString()()`

## Public constructors

### InstantiationException

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/fragment#1.1.0)

```
public InstantiationException(@NonNull String msg, @Nullable Exception cause)
```