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docs/-synchronizer/on-critical-error-handler.md

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+[zcash-android-wallet-sdk](../../index.md) / [cash.z.ecc.android.sdk](../index.md) / [Synchronizer](index.md) / [onCriticalErrorHandler](./on-critical-error-handler.md)
+
+# onCriticalErrorHandler
+
+`abstract var onCriticalErrorHandler: ((`[`Throwable`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-throwable/index.html)`?) -> `[`Boolean`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)`)?`
+
+Gets or sets a global error handler. This is a useful hook for handling unexpected critical
+errors.
+
+**Return**
+true when the error has been handled and the Synchronizer should attempt to continue.
+False when the error is unrecoverable and the Synchronizer should [stop](stop.md).
+