check item id is set

13 years ago · bf49edde6b
parent 6fcee1ee11
commit bf49edde6b
1 changed files with 1 additions and 1 deletions
--- a/lib/public/share.php
+++ b/lib/public/share.php
@ -978,7 +978,7 @@ class Share {
 					// Check if the same owner shared with the user twice
 					// through a group and user share - this is allowed
 					$id = $targets[$row[$column]];
-					if ($items[$id]['uid_owner'] == $row['uid_owner']) {
+					if (isset($items[$id]) && $items[$id]['uid_owner'] == $row['uid_owner']) {
 						// Switch to group share type to ensure resharing conditions aren't bypassed
 						if ($items[$id]['share_type'] != self::SHARE_TYPE_GROUP) {
 							$items[$id]['share_type'] = self::SHARE_TYPE_GROUP;