diff --git a/Doxyfile b/Doxyfile
index 44f419e..43f38b4 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -2202,7 +2202,7 @@ PERL_PATH              = /usr/bin/perl
 # powerful graphs.
 # The default value is: YES.
 
-CLASS_DIAGRAMS         = NO
+CLASS_DIAGRAMS         = YES
 
 # You can define message sequence charts within doxygen comments using the \msc
 # command. Doxygen will then run the mscgen tool (see:
@@ -2411,7 +2411,7 @@ INTERACTIVE_SVG        = NO
 # found. If left blank, it is assumed the dot tool can be found in the path.
 # This tag requires that the tag HAVE_DOT is set to YES.
 
-DOT_PATH               = ../../../PortableApps/Graphviz/bin
+DOT_PATH               = 
 
 # The DOTFILE_DIRS tag can be used to specify one or more directories that
 # contain dot files that are included in the documentation (see the \dotfile
diff --git a/cstorybook.cpp b/cstorybook.cpp
index a18125c..fb5f92e 100644
--- a/cstorybook.cpp
+++ b/cstorybook.cpp
@@ -432,11 +432,12 @@ bool cStoryBook::openDatabase()
 			return(false);
 		}
 
-		query.first();
+		query.next();
 		if(query.value("version").toDouble() < 1.0)
 			updateDatabase01();
 		else
 			updateDatabase(query.value("version").toInt());
+		query.finish();
 	}
 
 	return(true);
@@ -788,7 +789,6 @@ bool cStoryBook::updateDatabase01()
 {
 	QSqlQuery	query;
 
-	query.exec("DROP TABLE config_old;");
 	if(!query.exec("ALTER TABLE config RENAME TO config_old;"))
 	{
 		myDebug << query.lastError().text();
@@ -922,6 +922,8 @@ bool cStoryBook::updateDatabase01()
 		return(false);
 	}
 
+	m_db.close();
+	m_db.open();
 	query.exec("DROP TABLE config_old;");
 
 	return(updateDatabase(1));
@@ -931,8 +933,6 @@ bool cStoryBook::updateDatabase1()
 {
 	QSqlQuery	query;
 
-	query.exec("DROP TABLE config_old;");
-
 	if(!query.exec("ALTER TABLE scene ADD sceneDate DATETIME;"))
 	{
 		myDebug << query.lastError().text();