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-rw-r--r--inc/pageutils.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/inc/pageutils.php b/inc/pageutils.php
index bf79daa7d..60f326e04 100644
--- a/inc/pageutils.php
+++ b/inc/pageutils.php
@@ -396,7 +396,7 @@ function resolve_id($ns,$id,$clean=true){
// if the id starts with a dot we need to handle the
// relative stuff
- if($id{0} == '.'){
+ if($id && $id{0} == '.'){
// normalize initial dots without a colon
$id = preg_replace('/^(\.+)(?=[^:\.])/','\1:',$id);
// prepend the current namespace