diff --git a/sc/source/ui/formdlg/formdata.cxx b/sc/source/ui/formdlg/formdata.cxx
index 9767be0b8147..4ed9680305dc 100644
--- a/sc/source/ui/formdlg/formdata.cxx
+++ b/sc/source/ui/formdlg/formdata.cxx
@@ -21,7 +21,10 @@
 
 
 
-ScFormEditData::ScFormEditData() : formula::FormEditData()
+ScFormEditData::ScFormEditData()
+    : formula::FormEditData()
+    , pInputHandler(NULL)
+    , pScDocShell(NULL)
 {
     Reset();
 }