diff --git a/gramps2/ChangeLog b/gramps2/ChangeLog
index e679d8134..f1d4122e1 100644
--- a/gramps2/ChangeLog
+++ b/gramps2/ChangeLog
@@ -1,3 +1,8 @@
+2005-05-02  Martin Hawlisch  <Martin.Hawlisch@gmx.de>
+	* src/gramps_main.py: Disable fast merge on a readonly db
+	* src/plugins/Check.py: Disable on readonly db
+	* src/plugins/TestcaseGenerator.py: Disable on readonly db
+	
 2005-05-01  Alex Roitman  <shura@gramps-project.org>
 	* src/EditPerson.py (on_help_clicked): Call appropriate manual section.
 	* doc/gramps-manual/C/usage.xml: Update.
diff --git a/gramps2/src/gramps_main.py b/gramps2/src/gramps_main.py
index e386bc30f..da4366c72 100755
--- a/gramps2/src/gramps_main.py
+++ b/gramps2/src/gramps_main.py
@@ -1250,6 +1250,7 @@ class Gramps(GrampsDBCallback.GrampsDBCallback):
         self.gtop.get_widget('add_item').set_sensitive(not self.db.readonly)
         self.gtop.get_widget('remove_item').set_sensitive(not self.db.readonly)
         self.gtop.get_widget('merge').set_sensitive(not self.db.readonly)
+        self.gtop.get_widget('fast_merge1').set_sensitive(not self.db.readonly)
         self.gtop.get_widget('default_person1').set_sensitive(not self.db.readonly)
         self.gtop.get_widget('edit_bookmarks').set_sensitive(not self.db.readonly)
         self.gtop.get_widget('tools_menu').set_sensitive(not self.db.readonly)
diff --git a/gramps2/src/plugins/Check.py b/gramps2/src/plugins/Check.py
index 20f8fa582..d477eed19 100644
--- a/gramps2/src/plugins/Check.py
+++ b/gramps2/src/plugins/Check.py
@@ -57,6 +57,11 @@ from QuestionDialog import OkDialog, MissingMediaDialog
 def runTool(database,active_person,callback,parent=None):
 
     try:
+        if database.readonly:
+            # TODO: split plugin in a check and repair part to support
+            # checking of a read only database
+            return
+        
         trans = database.transaction_begin()
         trans.set_batch(True)
         database.disable_signals()
diff --git a/gramps2/src/plugins/TestcaseGenerator.py b/gramps2/src/plugins/TestcaseGenerator.py
index 315015a45..89d799cef 100644
--- a/gramps2/src/plugins/TestcaseGenerator.py
+++ b/gramps2/src/plugins/TestcaseGenerator.py
@@ -522,9 +522,9 @@ class TestcaseGenerator:
 #
 #-------------------------------------------------------------------------
 def TestcaseGeneratorPlugin(database,active_person,callback,parent=None):
-    print "TestcaseGeneratorPlugin"
-    fg = TestcaseGenerator(database,active_person,callback,parent)
-    fg.run()
+    if not database.readonly:
+        fg = TestcaseGenerator(database,active_person,callback,parent)
+        fg.run()
 
 #-------------------------------------------------------------------------
 #