php errors

Is this plugin still maintained?

27-Jan-2022 18:59:16 UTC] PHP Fatal error: Uncaught Error: Attempt to assign property “innertext” on null in /home/../wp-content/plugins/transposh-translation-filter-for-wordpress/core/parser.php:784
Stack trace:
#0 /home/../wp-content/plugins/transposh-translation-filter-for-wordpress/transposh.php(426): tp_parser->fix_html()
#1 [internal function]: transposh_plugin->process_page()
#2 /home/../wp-includes/functions.php(5212): ob_end_flush()
#3 /home/../wp-includes/class-wp-hook.php(307): wp_ob_end_flush_all()
#4 /home/../wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters()
#5 /home/../wp-includes/plugin.php(474): WP_Hook->do_action()
#6 /home/../wp-includes/load.php(1100): do_action()
#7 [internal function]: shutdown_action_hook()
#8 {main}
thrown in /home/../wp-content/plugins/transposh-translation-filter-for-wordpress/core/parser.php on line 784