A fatal error has occurred

A path to a temporary directory is required.

1. Horde_Image_Png->__construct() /usr/local/www/horde/util/barcode.php:83
2. Horde_Image_Base->__construct() /usr/local/share/pear/Horde/Image/Png.php:64

Details

The full error message is logged in Horde's log file, and is shown below only to administrators. Non-administrative users will not see error details.

InvalidArgumentException Object
(
    [message:protected] => A path to a temporary directory is required.
    [string:Exception:private] => 
    [code:protected] => 0
    [file:protected] => /usr/local/share/pear/Horde/Image/Base.php
    [line:protected] => 111
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /usr/local/share/pear/Horde/Image/Png.php
                    [line] => 64
                    [function] => __construct
                    [class] => Horde_Image_Base
                    [type] => ->
                    [args] => Array
                        (
                            [0] => Array
                                (
                                    [background] => white
                                    [context] => Array
                                        (
                                            [tmpdir] => /var/tmp/
                                        )

                                    [height] => 40
                                    [width] => 190
                                )

                            [1] => Array
                                (
                                )

                        )

                )

            [1] => Array
                (
                    [file] => /usr/local/www/horde/util/barcode.php
                    [line] => 83
                    [function] => __construct
                    [class] => Horde_Image_Png
                    [type] => ->
                    [args] => Array
                        (
                            [0] => Array
                                (
                                    [background] => white
                                    [context] => Array
                                        (
                                            [tmpdir] => /var/tmp/
                                        )

                                    [height] => 40
                                    [width] => 190
                                )

                        )

                )

        )

    [previous:Exception:private] => 
)