<ul><li>Fixed <code>ajaxcrud.php</code>: removed include of non-existent <code>markup_financial_class.php</code> — replaced <code>$MUFinancial->compute_markup()</code> call with inline price calculation <code>cost * (1 + markup/100)</code></li><li>Fixed <code>ajaxcrud.php</code>: initialized <code>$type, $name, $contact, $accountid</code> to empty strings before foreach loop to prevent undefined variable warnings when acct_type is not 1 or 2</li><li>Fixed <code>MarkupPirceController.php</code> line 130: typo <code>return fasle</code> → <code>return false</code> (PHP 8 fatal: undefined constant)</li><li>Fixed <code>MarkupPriceModel.php</code>: added <code>global $domainsite_params</code> in <code>getMarkupPriceById()</code> and <code>upateMarkupPrice()</code> methods — variable was undefined inside class scope</li><li>All AJAX endpoints (api-get-table, get-markup-table, controller actions) return 0 PHP errors</li></ul>