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-rw-r--r--ext/json/json_encoder.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/ext/json/json_encoder.c b/ext/json/json_encoder.c
index ae9e086fc0..8da2761e99 100644
--- a/ext/json/json_encoder.c
+++ b/ext/json/json_encoder.c
@@ -467,7 +467,9 @@ static void php_json_encode_serializable_object(smart_str *buf, zval *val, int o
origin_error_code = JSON_G(error_code);
if (FAILURE == call_user_function_ex(EG(function_table), val, &fname, &retval, 0, NULL, 1, NULL) || Z_TYPE(retval) == IS_UNDEF) {
- zend_throw_exception_ex(NULL, 0, "Failed calling %s::jsonSerialize()", ZSTR_VAL(ce->name));
+ if (!EG(exception)) {
+ zend_throw_exception_ex(NULL, 0, "Failed calling %s::jsonSerialize()", ZSTR_VAL(ce->name));
+ }
smart_str_appendl(buf, "null", sizeof("null") - 1);
zval_ptr_dtor(&fname);
return;