---
title: "setErrorHandler"
sidebar_label: "setErrorHandler"
description: "Kotlin binding reference: setErrorHandler."
---

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//[clika-runtime](../../../index.md)/[io.clika.runtime](../index.md)/[HttpServer](index.md)/[setErrorHandler](setErrorHandler.md)

# setErrorHandler

[common]\
fun [setErrorHandler](setErrorHandler.md)(handler: [ErrorHandler](../ErrorHandler/index.md)?)

The page of an error status such as a 404 (null restores the default page).