Cannot modify header information - headers already sent by (output started at /home/punk/public_html/wp-content/plugins/sellvia-platform/includes/ads/customization/czOptions.php:0)

2

Array
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            [line] => 18
            [function] => format_error
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            [type] => ->
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                (
                    [0] => 2
                    [1] => Cannot modify header information - headers already sent by (output started at /home/punk/public_html/wp-content/plugins/sellvia-platform/includes/ads/customization/czOptions.php:0)
                    [2] => /home/punk/public_html/wp-includes/pluggable.php
                    [3] => 1438
                )

        )

    [1] => Array
        (
            [function] => handle
            [class] => WPSE_Fatal_Error_Handler
            [type] => ->
            [args] => Array
                (
                )

        )

)