X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/f3bec255e4f62f31bf7b2f99d941c79e1fe93559..bd103811033fa174d24d8dc5b84f0694fd9055ee:/IkiWiki/Plugin/aggregate.pm

diff --git a/IkiWiki/Plugin/aggregate.pm b/IkiWiki/Plugin/aggregate.pm
index 9b531b612..97dd036f6 100644
--- a/IkiWiki/Plugin/aggregate.pm
+++ b/IkiWiki/Plugin/aggregate.pm
@@ -343,7 +343,8 @@ sub savestate () {
 				push @line, "tag=$_" foreach @{$data->{tags}};
 			}
 			else {
-				push @line, "$field=".$data->{$field};
+				push @line, "$field=".$data->{$field}
+					if defined $data->{$field};
 			}
 		}
 		print OUT join(" ", @line)."\n" || error("write $newfile: $!", $cleanup);