diff --git a/gramps2/ChangeLog b/gramps2/ChangeLog
index 91bbe5923..2413cdfa2 100644
--- a/gramps2/ChangeLog
+++ b/gramps2/ChangeLog
@@ -1,6 +1,9 @@
 2004-08-23  Alex Roitman  <shura@alex.neuro.umn.edu>
 	* src/EdirPerson.py (__init__): Typos.
 	* src/ArgHandler.py (auto_save_load): Remove new db creation for BSDDB.
+	* src/GrampsDbBase.py (get_object_from_gramps_id, 
+	get_source_from_gramps_id, get_place_from_gramps_id): Add placeholder
+	functions with assertions.
 
 2004-08-23  Jim Smart  <jim@jimsmart.org>
 	* src/PeopleModel.py: enhanced column_spouse
diff --git a/gramps2/src/GrampsDbBase.py b/gramps2/src/GrampsDbBase.py
index 10ab62ba9..0ae0b84cc 100644
--- a/gramps2/src/GrampsDbBase.py
+++ b/gramps2/src/GrampsDbBase.py
@@ -450,6 +450,30 @@ class GrampsDbBase:
         """
         assert(False,"Needs to be overridden in the derived class")
 
+    def get_place_from_gramps_id(self,val):
+        """finds a Place in the database from the passed gramps' ID.
+        If no such Place exists, a new Person is added to the database.
+
+        Needs to be overridden by the derrived class.
+        """
+        assert(False,"Needs to be overridden in the derived class")
+
+    def get_source_from_gramps_id(self,val):
+        """finds a Source in the database from the passed gramps' ID.
+        If no such Source exists, a new Person is added to the database.
+
+        Needs to be overridden by the derrived class.
+        """
+        assert(False,"Needs to be overridden in the derived class")
+
+    def get_object_from_gramps_id(self,val):
+        """finds a MediaObject in the database from the passed gramps' ID.
+        If no such MediaObject exists, a new Person is added to the database.
+
+        Needs to be overridden by the derrived class.
+        """
+        assert(False,"Needs to be overridden in the derived class")
+
     def add_person(self,person,transaction):
         """
         Adds a Person to the database, assigning internal IDs if they have