fix some bugs

node/node.go

@@ -1,6 +1,7 @@
 package node
 
 import (
+	"fmt"
 	"github.com/Yuzuki616/V2bX/api/panel"
 	"github.com/Yuzuki616/V2bX/conf"
 	vCore "github.com/Yuzuki616/V2bX/core"
@@ -25,7 +26,11 @@ func (n *Node) Start(nodes []*conf.NodeConfig, core vCore.Core) error {
 		n.controllers[i] = NewController(core, p, c.ControllerConfig)
 		err = n.controllers[i].Start()
 		if err != nil {
-			return err
+			return fmt.Errorf("start node controller [%s-%s-%d] error: %s",
+				c.ApiConfig.NodeType,
+				c.ApiConfig.APIHost,
+				c.ApiConfig.NodeID,
+				err)
 		}
 	}
 	return nil