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-rw-r--r--IkiWiki/Plugin/meta.pm3
1 files changed, 2 insertions, 1 deletions
diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm
index 849a13e37..621e87674 100644
--- a/IkiWiki/Plugin/meta.pm
+++ b/IkiWiki/Plugin/meta.pm
@@ -18,7 +18,8 @@ sub needsbuild (@) { #{{{
my $needsbuild=shift;
foreach my $page (keys %pagestate) {
if (exists $pagestate{$page}{meta}) {
- if (grep { $_ eq $pagesources{$page} } @$needsbuild) {
+ if (exists $pagesources{$page} &&
+ grep { $_ eq $pagesources{$page} } @$needsbuild) {
# remove state, it will be re-added
# if the preprocessor directive is still
# there during the rebuild