--- schema.php_orig	2011-06-09 10:48:15.021330320 +0200
+++ schema.php	2011-06-09 10:58:12.371330413 +0200
@@ -383,7 +383,7 @@
 	enabled			L		NOTNULL DEFAULT \" '0' \"
 	", Array( 'mysql' => 'ENGINE=MyISAM DEFAULT CHARSET=utf8', 'pgsql' => 'WITHOUT OIDS' ) ) );
 
-$upgrade[] = Array('AlterColumnSQL', Array( db_get_table( 'mantis_user_pref_table' ), "redirect_delay 	I NOTNULL DEFAULT 0" ) );
+# $upgrade[] = Array('AlterColumnSQL', Array( db_get_table( 'mantis_user_pref_table' ), "redirect_delay 	I NOTNULL DEFAULT 0" ) );
 
 /* apparently mysql now has a STRICT mode, where setting a DEFAULT value on a blob/text is now an error, instead of being silently ignored */
 if ( isset( $f_db_type ) && ( $f_db_type == 'mysql' || $f_db_type == 'mysqli' ) ) {
@@ -426,8 +426,8 @@
 	" ) );
 $upgrade[] = Array( 'AddColumnSQL', Array( db_get_table( 'mantis_project_version_table' ), "
 	obsolete		L		NOTNULL DEFAULT \" '0' \"" ) );
-$upgrade[] = Array( 'AddColumnSQL', Array( db_get_table( 'mantis_bug_table' ), "
-    due_date        T       NOTNULL DEFAULT '" . db_null_date() . "' " ) );
+#$upgrade[] = Array( 'AddColumnSQL', Array( db_get_table( 'mantis_bug_table' ), "
+#    due_date        T       NOTNULL DEFAULT '" . db_null_date() . "' " ) );
 
 $upgrade[] = Array( 'AddColumnSQL', Array( db_get_table( 'mantis_custom_field_table' ), "
   filter_by 		L 		NOTNULL DEFAULT \" '1' \"" ) );