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-rw-r--r--lib/util.php3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/util.php b/lib/util.php
index a40cd3d54..9e8ec41d2 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -1028,6 +1028,9 @@ function common_log_objstring(&$object)
if (is_null($object)) {
return "null";
}
+ if (!($object instanceof DB_DataObject)) {
+ return "(unknown)";
+ }
$arr = $object->toArray();
$fields = array();
foreach ($arr as $k => $v) {