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-rw-r--r--engine/lib/tags.php4
1 files changed, 4 insertions, 0 deletions
diff --git a/engine/lib/tags.php b/engine/lib/tags.php
index 3c65c2a7a..77db25348 100644
--- a/engine/lib/tags.php
+++ b/engine/lib/tags.php
@@ -92,6 +92,10 @@ function get_tags($threshold = 1, $limit = 10, $metadata_name = "", $entity_type
if (!empty($metadata_name)) {
$metadata_name = (int) get_metastring_id($metadata_name);
+ // test if any metadata with that name
+ if (!$metadata_name) {
+ return false; // no matches so short circuit
+ }
} else {
$metadata_name = 0;
}