Merge pull request #6 from RomainLvr/fix/null_otherserial_display

Fix display when otherserial is null

Author: Rom1-B

inc/change_item.class.php

@@ -129,17 +129,17 @@ public static function pdfForChange(PluginPdfSimplePDF $pdf, Change $change)
                                 Toolbox::stripTags(sprintf(__('%1$s: %2$s'), $typename, $nb)),
                                 Toolbox::stripTags($name),
                                 Dropdown::getDropdownName('glpi_entities', $data['entity']),
-                                Toolbox::stripTags($data['serial']),
-                                Toolbox::stripTags($data['otherserial']),
+                                Toolbox::stripTags((string) $data["serial"]),
+                                Toolbox::stripTags((string) $data["otherserial"]),
                                 $nb,
                             );
                         } else {
                             $pdf->displayLine(
                                 '',
                                 Toolbox::stripTags($name),
                                 Dropdown::getDropdownName('glpi_entities', $data['entity']),
-                                Toolbox::stripTags($data['serial']),
-                                Toolbox::stripTags($data['otherserial']),
+                                Toolbox::stripTags((string) $data["serial"]),
+                                Toolbox::stripTags((string) $data["otherserial"]),
                                 $nb,
                             );
                         }