1 files changed, 2 insertions, 1 deletions
diff --git a/ext/json/json.c b/ext/json/json.c
index 99e80fa913..1b7de735d9 100644
--- a/ext/json/json.c
+++ b/ext/json/json.c
@@ -136,7 +136,8 @@ static void json_encode_array(smart_str *buf, zval **val TSRMLS_DC) {
     }
 
     if (myht && myht->nApplyCount > 1) {
-        php_error_docref(NULL TSRMLS_CC, E_RECOVERABLE_ERROR, "recursion detected");
+        php_error_docref(NULL TSRMLS_CC, E_WARNING, "recursion detected");
+        smart_str_appendl(buf, "null", 4);
         return;
     }