Support » Theme: Echo Magazine » Undefined variable and missing function

  • There is are notices when running the theme:

    PHP Notice: Undefined variable: twp_no_image in /wp-content/themes/echo-magazine/template-parts/content.php on line 39

    and

    PHP Warning: call_user_func_array() expects parameter 1 to be a valid callback, function ‘echo_magazine_excerpt_length’ not found or invalid function name in /wp-includes/class-wp-hook.php on line 286

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