Roo/bootstrap/NavGroup.js

diff --git a/Roo/bootstrap/NavGroup.js b/Roo/bootstrap/NavGroup.js
index 5fd5f03..1e90ccd 100644 (file)
--- a/Roo/bootstrap/NavGroup.js
+++ b/Roo/bootstrap/NavGroup.js
@@ -59,7 +59,7 @@ Roo.extend(Roo.bootstrap.NavGroup, Roo.bootstrap.Component,  {
         };
         if (Roo.bootstrap.version == 4) {
            if (['tabs','pills'].indexOf(this.type) != -1) {
-               cfg.cls = ' nav-' + this.type; 
+               cfg.cls = 'nav nav-' + this.type; 
            } else {
                cfg.cls += ' navbar-nav';
            }