clone(): Argument #1 ($object) must be of type object, %s given

Description

This is the error message when an attempt of cloning is made on an piece of data that is not an object.

Example

<?php

clone(1);

?>

Literal Examples

• clone(): Argument #1 ($object) must be of type object, int given

• clone(): Argument #1 ($object) must be of type object, string given

• clone(): Argument #1 ($object) must be of type object, array given

Solutions

• Check that the cloned value is actually an object.

In previous PHP versions, this error message used to be __clone method called on non-object.

Changed Behavior

This error may appear following an evolution in behavior, in previous versions. See ` <https://php-changed-behaviors.readthedocs.io/en/latest/behavior/.html>`_.