diff --git a/gramps/gen/db/dictionary.py b/gramps/gen/db/dictionary.py
index d61fab2c6..39c32af56 100644
--- a/gramps/gen/db/dictionary.py
+++ b/gramps/gen/db/dictionary.py
@@ -304,7 +304,7 @@ class DictionaryDb(DbWriteBase, DbReadBase):
         format.
         """
         pattern_match = re.match(r"(.*)%[0 ](\d+)[diu]$", id_pattern)
-        if pattern_match:
+        if False: # pattern_match:
             str_prefix = pattern_match.group(1)
             nr_width = int(pattern_match.group(2))
             def closure_func(gramps_id):
diff --git a/gramps/gen/lib/mediaref.py b/gramps/gen/lib/mediaref.py
index 1c4276044..068f4e682 100644
--- a/gramps/gen/lib/mediaref.py
+++ b/gramps/gen/lib/mediaref.py
@@ -95,7 +95,7 @@ class MediaRef(SecondaryObject, PrivacyBase, CitationBase, NoteBase, RefBase,
                 "note_list": NoteBase.to_struct(self),
                 "attribute_list": AttributeBase.to_struct(self),
                 "ref": RefBase.to_struct(self),
-                "rect": self.rect}
+                "rect": self.rect if self.rect != (0,0,0,0) else None}
 
     def unserialize(self, data):
         """