diff --git a/models/peer/peer_cache.go b/models/peer/peer_cache.go
index 504137b..f4742c2 100644
--- a/models/peer/peer_cache.go
+++ b/models/peer/peer_cache.go
@@ -126,11 +126,10 @@ func (p *PeerCache) exec(url string, method tools.METHOD, body map[string]interf
 	var m map[string]interface{}
 	json.Unmarshal(b, &m)
 	if err != nil {
-		fmt.Println("response", err)
 		return err
 	}
-	fmt.Println("response", m["error"])
-	if e, ok := m["error"]; !ok && e != "" && e != "<nil>" { // Check if there is an error in the response
+	fmt.Println("response", m["error"], m["error"] != "<nil>")
+	if e, ok := m["error"]; ok && e != "<nil>" { // Check if there is an error in the response
 		return errors.New(fmt.Sprintf("%v", m["error"]))
 	}
 	return nil