error:The requested URL returned error: 400<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>20</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>20</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>20</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>21</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>21</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>21</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>22</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>22</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>22</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>23</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>23</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>23</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>24</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>24</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>24</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>25</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>25</b><br />
<br />
<b>Fatal error</b>:  Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php:25
Stack trace:
#0 {main}
  thrown in <b>/home/u443194837/domains/workdaycalculator.co.uk/public_html/index.php</b> on line <b>25</b><br />