PHP Notice: Undefined Variable

I’m seeing this error in my wp error logs:

PHP Notice: Undefined variable: error in /wp-content/plugins/user-photo/user-photo.php on line 497

Looks like $error should be initialized at the top of userphoto_profile_update()

Plugin version: 0.9.6
PHP version: 5.6

https://wordpress.org/plugins/user-photo/