fixes PHPOffice#1655 issue

kalyabin · Sep 22, 2020 · 3f50326 · 3f50326
1 parent 9683e5b
commit 3f50326
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/PhpSpreadsheet/Reader/Xlsx/Hyperlinks.php b/src/PhpSpreadsheet/Reader/Xlsx/Hyperlinks.php
@@ -41,7 +41,7 @@ private function setHyperlink(SimpleXMLElement $hyperlink, Worksheet $worksheet)
         foreach (Coordinate::extractAllCellReferencesInRange($hyperlink['ref']) as $cellReference) {
             $cell = $worksheet->getCell($cellReference);
             if (isset($linkRel['id'])) {
-                $hyperlinkUrl = $this->hyperlinks[(string) $linkRel['id']];
+                $hyperlinkUrl = $this->hyperlinks[(string) $linkRel['id']] ?? null;
                 if (isset($hyperlink['location'])) {
                     $hyperlinkUrl .= '#' . (string) $hyperlink['location'];
                 }