Takes into account hidden module text settings.

pcbnew/class_text_mod.cpp

@@ -417,6 +417,12 @@ EDA_ITEM* TEXTE_MODULE::Clone() const
 
 void TEXTE_MODULE::ViewGetLayers( int aLayers[], int& aCount ) const
 {
+    if( m_NoShow )      // Hidden text
+    {
+        aLayers[0] = ITEM_GAL_LAYER( MOD_TEXT_INVISIBLE );
+    }
+    else
+    {
         switch( m_Type )
         {
         case TEXT_is_REFERENCE:
@@ -440,6 +446,7 @@ void TEXTE_MODULE::ViewGetLayers( int aLayers[], int& aCount ) const
             }
             break;
         }
+    }
 
     aCount = 1;
 }

pcbnew/ratsnest_data.cpp

@@ -240,7 +240,7 @@ void RN_NET::compute()
 
         return;
     }
-    else if( boardNodes.size() == 1 )   // This case is even simpler
+    else if( boardNodes.size() <= 1 )   // This case is even simpler
     {
         m_rnEdges.reset( new std::vector<RN_EDGE_PTR>( 0 ) );