wxGUI/nviz: fix update list of surface in vector page during delete c…

…onstant surface (#881)
OSGeo · Aug 9, 2020 · 4b97392 · 4b97392
1 parent a4ec6fa
commit 4b97392
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/gui/wxpython/nviz/tools.py b/gui/wxpython/nviz/tools.py
@@ -2714,7 +2714,9 @@ def OnDeleteConstant(self, event):
         for vtype in ('points', 'lines'):
             checklist = self.FindWindowById(
                 self.win['vector'][vtype]['surface'])
-            checklist.Delete(checklist.FindString(name))
+            item = checklist.FindString(name)
+            if item > wx.NOT_FOUND:
+                checklist.Delete(item)
 
         if self.mapDisplay.IsAutoRendered():
             self.mapWindow.Refresh(False)