diff --git a/ServerExplorer/UI/FrmBaseDatos.cs b/ServerExplorer/UI/FrmBaseDatos.cs
index 7fa8eaf..dc02cc9 100644
--- a/ServerExplorer/UI/FrmBaseDatos.cs
+++ b/ServerExplorer/UI/FrmBaseDatos.cs
@@ -212,6 +212,8 @@ namespace ServerExplorer.UI
 
         private void btnVerDatos_Click(object sender, EventArgs e)
         {
+            if (string.IsNullOrEmpty(tableSchema) || string.IsNullOrEmpty(tableName)) { return; }
+
             // Obtener descripcion de tabla
             TablaDesc td = new TablaDesc();
             td.FillDesc(tableSchema, tableName, cnx);