Index: kmfolder.cpp
===================================================================
--- kdepim-3.5.6/kmail/kmfolder.cpp	(revision 627528)
+++ kdepim-3.5.6/kmail/kmfolder.cpp	(working copy)
@@ -426,12 +426,12 @@ int KMFolder::moveMsg(QPtrList<KMMessage
 
 int KMFolder::find( const KMMsgBase* msg ) const
 {
-  return mStorage->find( msg );
+  return mStorage ? mStorage->find( msg ) : 0;
 }
 
 int KMFolder::find( const KMMessage* msg ) const
 {
-  return mStorage->find( msg );
+  return mStorage ? mStorage->find( msg ) : 0;
 }
 
 int KMFolder::count( bool cache ) const