diff --git a/src/calibre/customize/ui.py b/src/calibre/customize/ui.py
index 3a2d638aab..70a6e104c3 100644
--- a/src/calibre/customize/ui.py
+++ b/src/calibre/customize/ui.py
@@ -92,8 +92,7 @@ def restore_plugin_state_to_default(plugin_or_name):
     config['enabled_plugins'] = ep
 
 default_disabled_plugins = set([
-    'Douban Books', 'Douban.com covers', 'Nicebooks', 'Nicebooks covers',
-    'Kent District Library'
+    'Overdrive',
 ])
 
 def is_disabled(plugin):
diff --git a/src/calibre/ebooks/metadata/sources/overdrive.py b/src/calibre/ebooks/metadata/sources/overdrive.py
index ad570a8b28..4ee248579e 100755
--- a/src/calibre/ebooks/metadata/sources/overdrive.py
+++ b/src/calibre/ebooks/metadata/sources/overdrive.py
@@ -41,7 +41,7 @@ class OverDrive(Source):
     cached_cover_url_is_reliable = True
 
     options = (
-            Option('get_full_metadata', 'bool', False,
+            Option('get_full_metadata', 'bool', True,
                 _('Download all metadata (slow)'),
                 _('Enable this option to gather all metadata available from Overdrive.')),
             )
diff --git a/src/calibre/ebooks/pdf/input.py b/src/calibre/ebooks/pdf/input.py
index 8de3f44d36..51f44ba502 100644
--- a/src/calibre/ebooks/pdf/input.py
+++ b/src/calibre/ebooks/pdf/input.py
@@ -32,10 +32,11 @@ class PDFInput(InputFormatPlugin):
 
     def convert_new(self, stream, accelerators):
         from calibre.ebooks.pdf.reflow import PDFDocument
+        from calibre.utils.cleantext import clean_ascii_chars
         if pdfreflow_err:
             raise RuntimeError('Failed to load pdfreflow: ' + pdfreflow_err)
         pdfreflow.reflow(stream.read(), 1, -1)
-        xml = open('index.xml', 'rb').read()
+        xml = clean_ascii_chars(open('index.xml', 'rb').read())
         PDFDocument(xml, self.opts, self.log)
         return os.path.join(os.getcwd(), 'metadata.opf')
 
diff --git a/src/calibre/gui2/metadata/basic_widgets.py b/src/calibre/gui2/metadata/basic_widgets.py
index b8a5140169..c4282b3654 100644
--- a/src/calibre/gui2/metadata/basic_widgets.py
+++ b/src/calibre/gui2/metadata/basic_widgets.py
@@ -295,9 +295,8 @@ class AuthorSortEdit(EnLineEdit):
         return property(fget=fget, fset=fset)
 
     def update_state_and_val(self):
-        au = unicode(self.authors_edit.text())
         # Handle case change if the authors box changed
-        aus = authors_to_sort_string(string_to_authors(au))
+        aus = authors_to_sort_string(self.authors_edit.current_val)
         if strcmp(aus, self.current_val) == 0:
             self.current_val = aus
         self.update_state()
diff --git a/src/calibre/gui2/metadata/single.py b/src/calibre/gui2/metadata/single.py
index 69c7677a2e..f0a05d171f 100644
--- a/src/calibre/gui2/metadata/single.py
+++ b/src/calibre/gui2/metadata/single.py
@@ -292,13 +292,17 @@ class MetadataSingleDialogBase(ResizableDialog):
                          show=True)
             return
 
-    def update_from_mi(self, mi):
+    def update_from_mi(self, mi, update_sorts=True):
         if not mi.is_null('title'):
             self.title.current_val = mi.title
+            if update_sorts:
+                self.title_sort.auto_generate()
         if not mi.is_null('authors'):
             self.authors.current_val = mi.authors
         if not mi.is_null('author_sort'):
             self.author_sort.current_val = mi.author_sort
+        elif update_sorts:
+            self.author_sort.auto_generate()
         if not mi.is_null('rating'):
             try:
                 self.rating.current_val = mi.rating