HB Audio Player issue with v. 0.6.4 Habari

Warning: Invalid argument supplied for foreach() in user/plugins/hb-audio-player/audio-player.plugin.php line 286 [core] line 0: HBAudioPlayer->action_plugin_ui( ...1 args... ) system/classes/plugins.php line 71: call_user_func_array( ...1 args... ) system/admin/plugins.php line 58: Plugins::act( ...1 args... ) system/classes/rawphpengine.php line 96: include( ...1 arg... ) system/classes/theme.php line 530: RawPHPEngine->display( ...1 arg... ) system/classes/adminhandler.php line 3178: Theme->display( ...1 arg... ) system/classes/adminhandler.php line 1774: AdminHandler->display( ...1 arg... ) system/classes/adminhandler.php line 126: AdminHandler->get_plugins( ) system/classes/actionhandler.php line 68: AdminHandler->act_admin( ) system/classes/controller.php line 171: ActionHandler->act( ...1 arg... ) index.php line 240: Controller::dispatch_request( )