Including C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\XSD\IntuitBaseTypes.xsd
Including C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\XSD\IntuitNamesTypes.xsd
Change included schema location to C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\XSD\IntuitBaseTypes.xsd 

------------------------------------
Array
(
    [xmlns] => http://schema.intuit.com/finance/v3
    [xs] => http://www.w3.org/2001/XMLSchema
)
<br />
<b>Fatal error</b>:  Uncaught Error: Class &quot;XSLTProcessor&quot; not found in C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\XSD2PHP\src\com\mikebevz\xsd2php\Xsd2Php.php:435
Stack trace:
#0 C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\XSD2PHP\src\com\mikebevz\xsd2php\Xsd2Php.php(234): QuickBooksOnline\API\XSD2PHP\src\com\mikebevz\xsd2php\Xsd2Php-&gt;getXML()
#1 C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\xsd2php.php(8): QuickBooksOnline\API\XSD2PHP\src\com\mikebevz\xsd2php\Xsd2Php-&gt;saveClasses('./Data', true)
#2 {main}
  thrown in <b>C:\xampp\htdocs\hannoole\PMS\vendor\quickbooks\v3-php-sdk\src\XSD2PHP\src\com\mikebevz\xsd2php\Xsd2Php.php</b> on line <b>435</b><br />