Merge pull request #23699 from grandoc/new_branch_26_01_2023

fix :  Warning: Trying to access array offset on value of type bool i…

htdocs/includes/tcpdi/tcpdi_parser.php

@@ -1373,7 +1373,7 @@ class tcpdi_parser {
     			return false;
     		} else {
                 $res = $this->_getPageRotation($obj[1][1]['/Parent']);
-                if ($res[0] == PDF_TYPE_OBJECT)
+                if ($res && $res[0] == PDF_TYPE_OBJECT)
                     return $res[1];
                 return $res;
     		}