Fixed fatal assert on track removal.

pcbnew/netlist.cpp

@@ -137,11 +137,9 @@ void PCB_EDIT_FRAME::ReadPcbNetlist( const wxString& aNetlistFileName,
         RemoveMisConnectedTracks();
     }
 
-    Compile_Ratsnest( NULL, true );
-
     // Rebuild the board connectivity:
-    if( IsGalCanvasActive() )
-        board->GetRatsnest()->ProcessBoard();
+    Compile_Ratsnest( NULL, true );
+    board->GetRatsnest()->ProcessBoard();
 
     SetMsgPanel( board );
     m_canvas->Refresh();