From 9aeaf4a71b8fcf7be163aafff628e4804a54099a Mon Sep 17 00:00:00 2001
From: Cirilo Bernardo <cirilo_bernardo@yahoo.com>
Date: Mon, 18 Jan 2016 08:34:21 +1100
Subject: [PATCH] Prevent unresolved path expansions from appearing as blank
 entries in 3D path list

---
 3d-viewer/3d_cache/dialogs/panel_prev_model.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/3d-viewer/3d_cache/dialogs/panel_prev_model.cpp b/3d-viewer/3d_cache/dialogs/panel_prev_model.cpp
index 7427cc051d..c8fd0c0182 100644
--- a/3d-viewer/3d_cache/dialogs/panel_prev_model.cpp
+++ b/3d-viewer/3d_cache/dialogs/panel_prev_model.cpp
@@ -357,7 +357,9 @@ void PANEL_PREV_3D::updateDirChoiceList( void )
 
     while( sL != eL )
     {
-        cl.push_back( sL->m_pathexp );
+        if( !sL->m_pathexp.empty() )
+            cl.push_back( sL->m_pathexp );
+        
         ++sL;
     }